Williamsburg County, SC

County

Add Comparison

2019 Population

31,324

1.48% 1-year decline

US Senator

Lindsey Graham

Republican Party

US Senator

Tim Scott

Republican Party

2019 Median Age

2.14% 1-year increase

2019 Poverty Rate

26.4%

4.89% 1-year increase

2019 Median Household Income

$32,485

0.414% 1-year growth

2019 Median Property Value

$68,300

2.4% 1-year growth

2019 Employed Population

11,453

2.21% 1-year decline

About

In 2019, Williamsburg County, SC had a population of 31.3k people with a median age of 43 and a median household income of $32,485. Between 2018 and 2019 the population of Williamsburg County, SC declined from 31,794 to 31,324, a −1.48% decrease and its median household income grew from $32,351 to $32,485, a 0.414% increase.

The 5 largest ethnic groups in Williamsburg County, SC are Black or African American (Non-Hispanic) (64.3%), White (Non-Hispanic) (31.2%), Other (Hispanic) (1.24%), Two+ (Non-Hispanic) (0.715%), and Asian (Non-Hispanic) (0.68%). 0% of the households in Williamsburg County, SC speak a non-English language at home as their primary language.

98.9% of the residents in Williamsburg County, SC are U.S. citizens.

The largest universities in Williamsburg County, SC are Williamsburg Technical College (110 degrees awarded in 2019).

In 2019, the median property value in Williamsburg County, SC was $68,300, and the homeownership rate was 73%. Most people in Williamsburg County, SC drove alone to work, and the average commute time was 30.4 minutes. The average car ownership in Williamsburg County, SC was 2 cars per household.

Williamsburg County, SC borders Berkeley County, SC, Clarendon County, SC, Florence County, SC, Georgetown County, SC, and Marion County, SC.

United States South Carolina

Diversity

Williamsburg County, SC is home to a population of 31.3k people, from which 98.9% are citizens. As of 2019, 1.82% of Williamsburg County, SC residents were born outside of the country (571 people).

In 2019, there were 2.06 times more Black or African American (Non-Hispanic) residents (20.2k people) in Williamsburg County, SC than any other race or ethnicity. There were 9.79k White (Non-Hispanic) and 389 Other (Hispanic) residents, the second and third most common ethnic groups.

Race and Ethnicity

The 3 largest ethnic groups in Williamsburg County, SC

Black or African American (Non-Hispanic)
20.2k ± 198
White (Non-Hispanic)
9.79k ± 45
Other (Hispanic)
389 ± 121

2.26%

Hispanic Population

709 people

2.26% of the people in Williamsburg County, SC are hispanic (709 people).

The following chart shows the 7 races represented in Williamsburg County, SC as a share of the total population.

Heritage

Foreign-Born Population

1.82%

2019 Foreign-Born Population

571 people

1.62%

2018 Foreign-Born Population

516 people

As of 2019, 1.82% of Williamsburg County, SC residents (571 people) were born outside of the United States, which is lower than the national average of 13.7%. In 2018, the percentage of foreign-born citizens in Williamsburg County, SC was 1.62%, meaning that the rate has been increasing.

The following chart shows the percentage of foreign-born residents in Williamsburg County, SC compared to that of it's neighboring and parent geographies.

Age by Nativity

Median Native-Born Age

± 0.5

Median Foreign-Born Age

± 9.7

In 2019, the median age of all people in Williamsburg County, SC was 43. Native-born citizens, with a median age of 43, were generally older than foreign-born citizens, with a median age of 40. But people in Williamsburg County, SC are getting getting older. In 2018, the average age of all Williamsburg County, SC residents was 42.

Global Diversity

The PUMS dataset is not available at the County level, so we are showing data for South Carolina.

Most Common Origin

Mexico
64,736 ± 6,206 people
India
14,943 ± 2,997 people
Honduras
11,181 ± 2,593 people

In 2019, the most common birthplace for the foreign-born residents of South Carolina was Mexico, the natal country of 64,736 South Carolina residents, followed by India with 14,943 and Honduras with 11,181.

Citizenship

98.9%

2019 Citizenship

99%

2018 Citizenship

As of 2019, 98.9% of Williamsburg County, SC residents were US citizens, which is higher than the national average of 93.4%. In 2018, the percentage of US citizens in Williamsburg County, SC was 99%, meaning that the rate of citizenship has been decreasing.

The following chart shows US citizenship percentages in Williamsburg County, SC compared to that of it's neighboring and parent geographies.

Military

Veterans

Most Common Service Period

Vietnam
584 ± 136
Gulf War (1990s)
380 ± 112
Gulf War (2001-)
308 ± 142

Williamsburg County, SC has a large population of military personnel who served in Vietnam, 1.54 times greater than any other conflict.

COVID-19

Daily New Cases by Date

Showing data at the state level for South Carolina. Hospitalization data for some states may be delayed or not reported.

Y-Axis

This chart shows the number of COVID-19 daily new cases by date in South Carolina, as a 7-day rolling average, compared with the four states with the most similar number of confirmed cases.

View Full Dashboard

Unemployment Insurance Claims

Data is only available at the state level. Showing data for South Carolina.

This chart shows weekly unemployment insurance claims in South Carolina (not-seasonally adjusted) compared with the four states with the most similar impact.

The most recent data point uses Advance State Claims data, which can be revised in subsequent weeks.

View Full Dashboard

Employment by Industry Sector

Data is only available at the state level. Showing data for South Carolina.

Y-Axis

8.45%

Year-over-year growth

Employment change between May 2020 and May 2021

As of May 2021, there are 145M people employed in South Carolina. This represents a 8.45% increase in employment when compared to May 2020.

The following chart shows monthly employment numbers for each industry sector in South Carolina.

View Full Dashboard

Community Mobility

Data is only available at the state level. Showing data for South Carolina.

This chart presents movement trends over time in the state of South Carolina across different categories of places such as retail and recreation, groceries and pharmacies, parks, transit stations, workplaces, and residential.

View Full Dashboard

Economy

Median household income in Williamsburg County, SC is $32,485. In 2019, the tract with the highest median household income in Williamsburg County, SC was Census Tract 9701 with a value of $39,837, followed by Census Tract 9708.01 and Census Tract 9703, with respective values of $38,393 and $35,000.

Males in South Carolina have an average income that is 1.37 times higher than the average income of females, which is $43,921. The income inequality in South Carolina (measured using the Gini index) is 0.461, which is lower than than the national average.

The economy of Williamsburg County, SC employs 11.5k people. The largest industries in Williamsburg County, SC are Manufacturing (2,207 people), Health Care & Social Assistance (1,461 people), and Retail Trade (1,399 people), and the highest paying industries are Professional, Scientific, & Technical Services ($62,798), Information ($53,125), and Utilities ($43,500).

Wages

Median Household Income

$32,485

2019 value

± $2,984

0.414%

1 Year Growth

± 12%

Households in Williamsburg County, SC have a median annual income of $32,485, which is less than the median annual income of $65,712 across the entire United States. This is in comparison to a median income of $32,351 in 2018, which represents a 0.414% annual growth.

The following chart shows how the median household income in Williamsburg County, SC compares to that of its neighboring and parent geographies.

Wage by Gender in Common Jobs

The PUMS dataset is not available at the County level, so we are showing data for South Carolina.

$60,300

Average Male Salary in South Carolina

± $1,526

$43,921

Average Female Salary in South Carolina

± $1,088

In 2019, full-time male employees in South Carolina made 1.37 times more than female employees.

This chart shows the gender-based wage disparity in the 5 most common occupations in South Carolina by number of full-time employees.

Wage by Race and Ethnicity in Common Jobs

The PUMS dataset is not available at the County level, so we are showing data for South Carolina.

Highest Average Salaries by Race & Ethnicity in South Carolina

Asian
$57,024 ± $9,306
White
$51,354 ± $1,131
American Indian
$44,350 ± $16,152

In 2019 the highest paid race/ethnicity of South Carolina workers was Asian. These workers were paid 1.11 times more than White workers, who made the second highest salary of any race/ethnicity in South Carolina.

This chart shows the race- and ethnicity-based wage disparities in the 5 most common occupations in South Carolina by number of full-time employees.

Wage Distribution

The closest comparable wage GINI for Williamsburg County, SC is from South Carolina.

0.461

2019 Wage GINI in South Carolina

0.462

2018 Wage GINI in South Carolina

In 2019, the income inequality in South Carolina was 0.461 according to the GINI calculation of the wage distribution. Income inequality had a 0.211% decline from 2018 to 2019, which means that wage distribution grew somewhat more even. The GINI for South Carolina was lower than than the national average of 0.478. In other words, wages are distributed more evenly in South Carolina in comparison to the national average.

This chart shows the number of workers in South Carolina across various wage buckets compared to the national average.

Income by Location

Use the dropdown to filter by race/ethnicity.

Race/Ethnicity

Highest Median Household Income (Total)

Census Tract 9701
Census Tract 9708.01
Census Tract 9703

In 2019, the tract with the highest Median Household Income (Total) in Williamsburg County, SC was Census Tract 9701 with a value of $39,837, followed by Census Tract 9708.01 and Census Tract 9703, with respective values of $38,393 and $35,000.

The following map shows all of the tracts in Williamsburg County, SC colored by their Median Household Income (Total).

Poverty by Age and Gender

Females 55 - 64

Largest Demographic Living in Poverty

26.4% of the population for whom poverty status is determined in Williamsburg County, SC (7.83k out of 29.7k people) live below the poverty line, a number that is higher than the national average of 12.3%. The largest demographic living in poverty are Females 55 - 64, followed by Males 55 - 64 and then Females 75+.

The Census Bureau uses a set of money income thresholds that vary by family size and composition to determine who classifies as impoverished. If a family's total income is less than the family's threshold than that family and every individual in it is considered to be living in poverty.

Poverty by Race and Ethnicity

Largest Race or Ethnicity Living in Poverty

Black
5,918 ± 477
White
1,768 ± 273
Asian
66 ± 137

The most common racial or ethnic group living below the poverty line in Williamsburg County, SC is Black, followed by White and Asian.

Occupations

Employment by Occupations

11.5k

2019 Value

± 740

−2.21%

1 Year decline

± 9.29%

From 2018 to 2019, employment in Williamsburg County, SC declined at a rate of −2.21%, from 11.7k employees to 11.5k employees.

The most common job groups, by number of people living in Williamsburg County, SC, are Production Occupations (1,579 people), Office & Administrative Support Occupations (1,304 people), and Sales & Related Occupations (1,100 people). This chart illustrates the share breakdown of the primary jobs held by residents of Williamsburg County, SC.

Most Common

The most common jobs held by residents of Williamsburg County, SC, by number of employees, are Production Occupations (1,579 people), Office & Administrative Support Occupations (1,304 people), and Sales & Related Occupations (1,100 people).

Most Specialized

Compared to other counties, Williamsburg County, SC has an unusually high number of residents working as Law Enforcement Workers Including Supervisors (2.5 times higher than expected), Production Occupations (2.43 times), and Health Technologists & Technicians (2.24 times).

Highest Paid

The highest paid jobs held by residents of Williamsburg County, SC, by median earnings, are Architecture & Engineering Occupations ($63,393), Computer & Mathematical Occupations ($63,095), and Health Diagnosing & Treating Practitioners & Other Technical Occupations ($61,681).

Industries

Employment by Industries

11.5k

2019 Value

± 740

−2.21%

1 Year decline

± 9.29%

From 2018 to 2019, employment in Williamsburg County, SC declined at a rate of −2.21%, from 11.7k employees to 11.5k employees.

The most common employment sectors for those who live in Williamsburg County, SC, are Manufacturing (2,207 people), Health Care & Social Assistance (1,461 people), and Retail Trade (1,399 people). This chart shows the share breakdown of the primary industries for residents of Williamsburg County, SC, though some of these residents may live in Williamsburg County, SC and work somewhere else. Census data is tagged to a residential address, not a work address.

Most Common

The most common industries in Williamsburg County, SC, by number of employees, are Manufacturing (2,207 people), Health Care & Social Assistance (1,461 people), and Retail Trade (1,399 people).

Most Specialized

Compared to other counties, Williamsburg County, SC has an unusually high number of Utilities (2.78 times higher than expected), Agriculture, Forestry, Fishing & Hunting (2.12 times), and Manufacturing (1.93 times) industries.

Highest Paying

The highest paying industries in Williamsburg County, SC, by median earnings, are Professional, Scientific, & Technical Services ($62,798), Information ($53,125), and Utilities ($43,500).

Domestic Trade

Domestic Production & Consumption

Domestic production and consumption consists of products and services shipped from South Carolina to other states, or from other states to South Carolina.

Top Domestic Production in Dollars

In 2018, the top outbound South Carolina product (by dollars) was Machinery with $29B, followed by Motorized vehicles ($25.7B) and Plastics/rubber ($22.6B).

The following chart shows the share of these products in relation to all outbound South Carolina products.

Domestic Trade Growth

Showing data for South Carolina.

$252B

2018 Value in South Carolina

$524B

Projected 2045 Value in South Carolina

108% growth

In 2018, total outbound South Carolina trade was $252B. This is expected to increase 108% to $524B by 2045.

The following chart shows how the domestic outbound South Carolina trade is projected to change in comparison to its neighboring states.

Interstate Trade

Interstate trade consists of products and services shipped from South Carolina to other states, or from other states to South Carolina.

Most Common Trade Partners

North Carolina
$29.3B
Georgia
$19.1B
Louisiana
$9.21B

In 2018, the top outbound South Carolina domestic partner for goods and services (by dollars) was North Carolina with $29.3B, followed by Georgia with $19.1B and Louisiana and $9.21B.

The following map shows the amount of trade that South Carolina shares with each state (excluding itself).

Civics

In the 2016 presidential election, the popular vote in Williamsburg County, SC went to Hillary Rodham Clinton with 66.1% of the vote. The runner-up was Donald J. Trump (32.3%), followed by Other (1.57%). The most partisan county was Allendale County, SC with 76.1% of the vote going to Hillary Rodham Clinton running for the Democratic Party.

Lindsey Graham and Tim Scott are the senators currently representing the state of South Carolina. In the United States, senators are elected to 6-year terms with the terms for individual senators staggered.

South Carolina is currently represented by 7 members in the U.S. house, and members of the House of Representives are elected to 2-year terms.

Presidential Popular Vote Over Time

Showing data up to the 2016 election. Updated election results are currently being processed, and will be released in the coming months.

2016 Election Results

Hillary Rodham Clinton (66.1%)
Democratic Party
Donald J. Trump (32.3%)
Republican Party
Other (1.57%)
Other Party

In the 2016 presidential election, the popular vote in South Carolina went to Hillary Rodham Clinton with 66.1% of the vote. The runner-up was Donald J. Trump (32.3%), followed by Other (1.57%).

The following chart shows the popular vote results in South Carolina for each registered party from 1976 to 2016.

Presidential Popular Vote by County

Presidential voting results are only available at the county level. Showing data for the counties inside of South Carolina.

Showing data up to the 2016 election. Updated election results are currently being processed, and will be released in the coming months.

Hillary Rodham Clinton

Popular Vote for Williamsburg County, SC

66.1% for the Democratic Party

Most Partisan Counties in South Carolina

Allendale County, SC
76.1% for Hillary Rodham Clinton (Democratic Party)
Pickens County, SC
73.9% for Donald J. Trump (Republican Party)
Oconee County, SC
71.9% for Donald J. Trump (Republican Party)

In the 2016 presidential election, the most partisan county in South Carolina was Allendale County, SC with 76.1% of the vote going to Hillary Rodham Clinton running for the Democratic Party.

The following map shows the counties in South Carolina colored by their party leaning.

US Senators from South Carolina

Senatorial voting results are only available at the state level. Showing data for South Carolina.

Lindsey Graham

Senator from South Carolina

Assumed office on January 3, 2003

Tim Scott

Senator from South Carolina

Assumed office on January 3, 2013
Appointed to the seat following the resignation of Jim DeMint.

Lindsey Graham and Tim Scott are the senators currently representing South Carolina.

In the United States, senators are elected to 6-year terms with the terms for individual senators staggered.

The following chart shows elected senators in South Carolina over time, excluding special elections, colored by their political party.

US Representatives from South Carolina

South Carolina is currently represented by 7 members in the U.S. house.

Members of the House of Representives are elected to 2-year terms, and the following chart shows the how the members for South Carolina have changed over time starting in 2008.

Education

In 2019, universities in Williamsburg County, SC awarded 110 degrees. The student population of Williamsburg County, SC is skewed towards women, with 344 male students and 488 female students.

Most students graduating from Universities in Williamsburg County, SC are Black or African American (95 and 86.4%), followed by White (14 and 12.7%), Hispanic or Latino (1 and 0.909%), and Asian (0 and 0%).

The largest universities in Williamsburg County, SC by number of degrees awarded are Williamsburg Technical College (110 and 100%).

The most popular majors in Williamsburg County, SC are Liberal Arts & Sciences (21 and 19.1%), Nursing Assistant & Patient Care Assistant (19 and 17.3%), and General Studies (13 and 11.8%).

Concentrations

Most Common

Nursing Assistant & Patient Care Assistant
19 degree-majorss awarded
General Studies
13 degree-majorss awarded
Automobile Mechanics Technology
10 degree-majorss awarded

In 2019, the most common concentation for < 1 Year Postsecondary Certificate recipients in Williamsburg County, SC was Nursing Assistant & Patient Care Assistant with 19 degrees awarded.

This visualization illustrates the percentage of students graduating with a < 1 Year Postsecondary Certificate from schools in Williamsburg County, SC according to their major.

Universities

Williamsburg Technical College

Largest Universities by degrees awarded

110 degrees awarded

In 2019, the Williamsburg County, SC institution with the largest number of graduating students was Williamsburg Technical College with 110 degrees awarded.

Student Gender for Common Institutions

Degrees Awarded to Men

Degrees Awarded to Women

In 2019, 27 men were awarded degrees from institutions in Williamsburg County, SC, which is 0.325 times less than the 83 female students who received degrees in the same year.

This chart displays the gender disparity between the institutions in Williamsburg County, SC by degrees awarded.

Student Race and Ethnicity

Most Common Student Race or Ethnicity

Black or African American
95 degrees awarded
White
14 degrees awarded
Hispanic or Latino
1 degrees awarded

In 2019 the most common race/ethnicity group awarded degrees at institutions in Williamsburg County, SC was Black or African American students. These 95 degrees mean that there were 6.79 times more degrees awarded to Black or African American students then the next closest race/ethnicity group, White, with 14 degrees awarded.

Housing & Living

The median property value in Williamsburg County, SC was $68,300 in 2019, which is 0.284 times smaller than the national average of $240,500. Between 2018 and 2019 the median property value increased from $66,700 to $68,300, a 2.4% increase. The homeownership rate in Williamsburg County, SC is 73%, which is higher than the national average of 64.1%. People in Williamsburg County, SC have an average commute time of 30.4 minutes, and they drove alone to work. Car ownership in Williamsburg County, SC is approximately the same as the national average, with an average of 2 cars per household.

Housing

Property Value

$68,300

2019 Median

± $4,681

$66,700

2018 Median

± $3,543

In 2019, the median property value in Williamsburg County, SC grew to to $68,300 from the previous year's value of $66,700.

The following charts display, first, the property values in Williamsburg County, SC compared to it's parent and neighbor geographies and, second, owner-occupied housing units distributed between a series of property value buckets compared to the national averages for each bucket. In Williamsburg County, SC the largest share of households have a property value in the $40k - $50k range.

Household Income

Please note that the buckets used in this visualization were not evenly distributed by ACS when publishing the data.

$32,485

Median Household Income

± $2,984

12.7k

Number of Households

± 733

In 2019, the median household income of the 12.7k households in Williamsburg County, SC grew to $32,485 from the previous year's value of $32,351.

The following chart displays the households in Williamsburg County, SC distributed between a series of income buckets compared to the national averages for each bucket. The largest share of households have an income in the < $10k range.

Property Taxes

< $800

Average Range

This chart shows the households in Williamsburg County, SC distributed between a series of property tax buckets compared to the national averages for each bucket. In Williamsburg County, SC the largest share of households pay taxes in the < $800 range.

Rent vs Own

73%

2019 Homeownership

74.6%

2018 Homeownership

In 2019, 73% of the housing units in Williamsburg County, SC were occupied by their owner. This percentage declined from the previous year's rate of 74.6%.

This percentage of owner-occupation is higher than the national average of 64.1%. This chart shows the ownership percentage in Williamsburg County, SC compared it's parent and neighboring geographies.

Commute Time

30.4 minutes

Average Travel Time

Using averages, employees in Williamsburg County, SC have a longer commute time (30.4 minutes) than the normal US worker (25.5 minutes). Additionally, 4.28% of the workforce in Williamsburg County, SC have "super commutes" in excess of 90 minutes.

The chart below shows how the median household income in Williamsburg County, SC compares to that of it's neighboring and parent geographies.

Commuter Transportation

Most Common Commute in 2019

Drove Alone (87.1%)
Carpooled (6.66%)
Worked At Home (2.4%)

In 2019, 87.1% of workers in Williamsburg County, SC drove alone to work, followed by those who carpooled to work (6.66%) and those who worked at home (2.4%).

The following chart shows the number of households using each mode of transportation over time, using a logarithmic scale on the y-axis to help better show variations in the smaller means of commuting.

Transportation

Car Ownership

2 cars

Average Number

The following chart displays the households in Williamsburg County, SC distributed between a series of car ownership buckets compared to the national averages for each bucket. The largest share of households in Williamsburg County, SC have 2 cars, followed by false.

Health

90.3% of the population of Williamsburg County, SC has health coverage, with 33.3% on employee plans, 28.8% on Medicaid, 13.3% on Medicare, 13.4% on non-group plans, and 1.44% on military or VA plans.

Per capita personal health care spending in South Carolina was $7,311 in 2014. This is a 4.15% increase from the previous year ($7,020).

Primary care physicians in Williamsburg County, SC see 6121 patients per year on average, which represents a 1.7% decrease from the previous year (6227 patients). Compare this to dentists who see 6074 patients per year, and mental health providers who see 821 patients per year.

Comparing across all counties in the state, Williamsburg County has the highest prevalence of diabetes (23.4%). Additionally, Union County has the highest prevalence of adult obesity (46.8%)

Patient to Clinician Ratios

6,121 to 1

Patient to Primary Care Physician Ratio in Williamsburg County, SC

Primary care physicians in Williamsburg County, SC see an average of 6,121 patients per year. This represents a 1.7% decrease from the previous year (6,227 patients).

The following chart shows how the number of patients seen by primary care physicians has been changing over time in Williamsburg County, SC in comparison to its neighboring geographies.

Behavioral Health Conditions

Data only available at the state level.

State with the Highest Prevalence

West Virginia
8.26% of the population affected
Arkansas
8.13% of the population affected
New Hampshire
7.98% of the population affected

In 2016, West Virginia had the highest prevalence of adults with major depressive episode, with 8.26% of the population affected. The second highest is Arkansas (8.13%), followed by New Hampshire (7.98%).

The following map shows the percent of individuals with major depressive episode by state over multiple years.

Social Needs

Data only available at the state level.

Most prevalent states

California
35,798 individuals
New York
5,087 individuals
Florida
4,915 individuals

In 2017, California had the highest estimated number of chronically homeless individuals in the nation, at 35,798. New York has the second highest (5,087), followed by Florida (4,915).

The following map shows the estimated number of chronically homeless individuals by state over multiple years.

Access and Quality

Data only available at state level.

Most prevalent states

Mississippi
19.2% of adults
Texas
17.9% of adults
Louisiana
17.6% of adults

In 2016, Mississippi had the highest prevalence of adults who haven't seen a doctor in the past 12 months due to cost, at 19.2%. It is followed by Texas (17.9%) and Louisiana (17.6%).

The following map shows the prevalence of adults who haven't seen a doctor in the past 12 months due to cost by state over multiple years.

Health Care Spending

Data is only available at the state level. Showing data for South Carolina.

$7,311

Total Per Capita Spending on Personal Health Care in South Carolina

$4,235

Per Enrollee Private Health Insurance Spending on Personal Health Care

$5,491

Per Enrollee Medicaid Spending on Personal Health Care

$10,298

Per Enrollee Medicare Spending on Personal Health Care

Between 2013 and 2014, all personal health care spending per capita in South Carolina (including private, Medicare, and Medicaid) grew 4.15%, from $7,020 to $7,311.

The following chart shows how this spending changed over time in comparison to Medicaid, Medicare, and private insurance spending, per enrollee.

Health Care Coverage

9.72%

Uninsured

33.3%

Employer Coverage

28.8%

Medicaid

13.3%

Medicare

13.4%

Non-Group

1.44%

Military or VA

Between 2018 and 2019, the percent of uninsured citizens in Williamsburg County, SC declined by 1.1% from 9.83% to 9.72%.

The following chart shows how the percent of uninsured individuals in Williamsburg County, SC changed over time compared with the percent of individuals enrolled in various types of health insurance.