Table II.E.4 Percent of private-sector employees enrolled in a health insurance plan that take employee-plus-one coverage by firm size and State: United States, 2018
Division and State Total Less than 10 employees 10-24 employees 25-99 employees 100-999 employees 1000 or more employees Less than 50 employees 50 or more employees
United States 18.6%    15.2%    13.1%    16.2%    16.6%    20.7%    14.8%    19.3%   
New England:
Connecticut 20.2%    8.8% * 17.3%    17.0%    19.7%    22.5%    14.0%    21.4%   
Maine 16.8%    16.4%    13.5%    15.9%    14.9%    18.4%    15.3%    17.1%   
Massachusetts 17.1%    12.4% * 14.8%    18.8%    10.6%    19.2%    13.6%    17.7%   
New Hampshire 18.5%    10.7% * 14.4%    17.4%    18.8%    19.7%    14.0%    19.4%   
Rhode Island 15.2%    10.1% * 5.0% * 11.4%    9.5%    20.7%    8.4%    16.9%   
Vermont 18.8%    33.1%    9.9% * 15.9%    20.4%    18.8%    18.9%    18.8%   
Middle Atlantic:
New Jersey 19.5%    10.1% * 10.6%    19.0%    17.1%    22.0%    12.2%    21.1%   
New York 16.8%    12.4% * 10.5%    15.6%    12.8%    20.4%    13.6%    17.5%   
Pennsylvania 18.4%    29.2%    10.9%    17.6%    16.5%    19.5%    17.5%    18.5%   
East North Central:
Illinois 20.5%    17.9%    13.4%    17.0%    22.3%    21.2%    17.2%    21.0%   
Indiana 18.6%    16.8%    17.5%    19.6%    15.2%    20.1%    15.5%    19.1%   
Michigan 19.6%    18.4%    13.1%    17.1%    19.1%    21.0%    17.1%    20.0%   
Ohio 19.8%    22.4%    18.7%    19.0%    20.3%    19.7%    18.6%    19.9%   
Wisconsin 20.3%    23.0% * 14.7%    20.7%    19.7%    20.9%    17.8%    20.7%   
West North Central:
Iowa 17.3%    18.0%    18.7% * 13.5%    14.6%    19.5%    16.8%    17.4%   
Kansas 18.6%    22.1%    18.0%    16.2%    15.5%    20.2%    18.7%    18.5%   
Minnesota 19.4%    4.8% * 13.6%    9.6%    18.6%    23.0%    9.3%    21.0%   
Missouri 19.1%    14.1% * 16.3%    14.8%    19.5%    20.4%    14.9%    19.8%   
Nebraska 21.1%    18.8% * 6.3% * 20.8%    20.9%    22.1%    14.4%    21.8%   
North Dakota 16.7%    5.8% * 7.4% * 15.2%    16.0%    20.1%    9.1%    18.5%   
South Dakota 17.4%    13.5% * 13.2%    10.2%    14.1%    21.9%    11.3%    18.7%   
South Atlantic:
Delaware 17.3%    6.5% * 15.8%    15.5%    16.1%    18.5%    12.0%    18.2%   
District of Columbia 16.6%    22.0%    13.3%    13.5%    15.4%    18.4%    16.5%    16.6%   
Florida 17.6%    21.4%    8.3%    14.6%    16.5%    18.8%    14.9%    18.0%   
Georgia 21.1%    20.2%    17.4%    18.8%    19.0%    22.3%    20.1%    21.3%   
Maryland 17.9%    10.5% * 16.4%    15.4%    14.7%    20.5%    14.8%    18.5%   
North Carolina 20.0%    7.0% * 14.7%    11.0%    18.5%    22.9%    11.2%    21.1%   
South Carolina 19.3%    --    10.4%    16.9%    11.0%    23.2%    13.0%    20.1%   
Virginia 18.4%    29.0%    16.8%    16.9%    15.6%    19.4%    21.3%    17.9%   
West Virginia 17.7%    11.4% * 12.3% * 17.8%    17.3%    18.6%    12.4%    18.4%   
East South Central:
Alabama 15.8%    16.2% * 14.7%    10.6%    11.4%    19.1%    15.5%    15.9%   
Kentucky 18.5%    13.6% * 16.9%    15.4%    15.3%    20.5%    15.6%    18.9%   
Mississippi 19.2%    8.8% * 7.6% * 16.0%    19.2%    21.7%    9.4%    20.8%   
Tennessee 18.0%    19.5%    19.6%    13.6%    15.5%    19.6%    16.6%    18.2%   
West South Central:
Arkansas 17.1%    --    14.3%    14.0%    14.3%    19.3%    10.8%    18.1%   
Louisiana 21.5%    15.6% * 19.6%    21.6%    18.6%    23.2%    18.1%    22.2%   
Oklahoma 17.7%    8.8% * 12.8%    16.2%    13.9%    22.0%    13.0%    18.7%   
Texas 18.1%    13.6%    12.9%    16.4%    15.6%    19.7%    14.4%    18.5%   
Mountain:
Arizona 19.7%    11.4% * 16.6%    23.8%    13.7%    21.3%    16.8%    20.2%   
Colorado 18.9%    9.9% * 13.1%    19.3%    17.0%    21.0%    13.6%    19.9%   
Idaho 19.4%    8.7% * 20.8% * 15.6%    21.6%    19.9%    16.6%    20.0%   
Montana 19.4%    21.7% * 16.1%    16.9%    17.9%    22.2%    17.4%    20.0%   
Nevada 17.0%    8.8% * --    13.8%    16.8%    18.3%    10.0%    18.0%   
New Mexico 17.4%    --    10.6%    10.6%    12.5%    21.5%    11.8%    18.5%   
Utah 18.4%    --    14.9%    18.3%    19.9%    18.2%    16.1%    18.7%   
Wyoming 20.6%    13.7% * 13.8% * 12.1%    18.9%    25.2%    13.5%    22.3%   
Pacific:
Alaska 19.0%    9.8% * 11.4%    16.5%    18.4%    21.5%    11.4%    20.5%   
California 18.7%    14.1%    10.9%    14.4%    16.8%    21.7%    13.9%    19.6%   
Hawaii 16.4%    8.0%    9.9%    9.6%    13.8%    22.6%    10.0%    18.3%   
Oregon 19.0%    16.2% * 17.2%    15.7%    19.8%    20.3%    16.4%    19.5%   
Washington 18.4%    10.7% * 5.4% * 15.6%    15.0%    22.7%    10.3%    20.2%   

Source: Agency for Healthcare Research and Quality, Center for Financing, Access and Cost Trends. 2018 Medical Expenditure Panel Survey-Insurance Component.

Note: Definitions and descriptions of the methods used for this survey can be found in the Technical Appendix.

* Figure does not meet standard of reliability or precision.

-- Data suppressed due to high standard errors or few reported values in cell.

 

Table II.E.4 Standard errors for percent of private-sector employees enrolled in a health insurance plan that take employee-plus-one coverage by firm size and State: United States, 2018
Division and State Total Less than 10 employees 10-24 employees 25-99 employees 100-999 employees 1000 or more employees Less than 50 employees 50 or more employees
United States 0.16%    0.83%    0.50%    0.39%    0.36%    0.22%    0.36%    0.18%   
New England:
Connecticut 1.16%    2.73% * 3.89%    1.71%    2.03%    1.63%    1.72%    1.27%   
Maine 0.83%    3.64%    3.84%    1.61%    1.60%    1.19%    2.01%    0.90%   
Massachusetts 0.93%    4.25% * 3.79%    4.08%    1.98%    0.95%    2.03%    1.01%   
New Hampshire 0.77%    4.01% * 3.55%    2.35%    1.44%    0.99%    1.98%    0.81%   
Rhode Island 1.03%    3.56% * 1.89% * 2.00%    1.72%    1.49%    1.63%    1.21%   
Vermont 1.04%    6.44%    3.02% * 1.73%    1.34%    1.96%    2.39%    1.15%   
Middle Atlantic:
New Jersey 0.86%    3.17% * 2.63%    1.73%    2.55%    1.03%    1.69%    0.93%   
New York 0.75%    3.99% * 2.25%    1.67%    1.07%    1.13%    1.76%    0.83%   
Pennsylvania 0.79%    4.96%    1.67%    1.76%    1.50%    1.20%    1.62%    0.89%   
East North Central:
Illinois 1.06%    5.21%    3.67%    2.13%    2.91%    1.20%    2.49%    1.15%   
Indiana 1.18%    3.98%    3.26%    2.81%    3.21%    1.26%    1.84%    1.34%   
Michigan 0.82%    4.97%    2.80%    1.79%    1.50%    1.13%    2.12%    0.87%   
Ohio 0.85%    4.87%    2.38%    2.38%    1.66%    1.15%    1.77%    0.93%   
Wisconsin 1.02%    7.06% * 3.91%    3.18%    1.78%    1.44%    2.55%    1.11%   
West North Central:
Iowa 1.05%    5.40%    6.54% * 2.11%    2.00%    1.37%    3.29%    1.08%   
Kansas 0.93%    5.29%    3.83%    1.66%    1.82%    1.33%    2.35%    1.01%   
Minnesota 1.19%    2.43% * 3.26%    1.71%    1.86%    1.63%    1.71%    1.29%   
Missouri 1.01%    5.03% * 3.59%    1.98%    3.30%    1.17%    2.22%    1.11%   
Nebraska 1.77%    7.14% * 3.40% * 3.38%    1.72%    2.74%    3.04%    1.92%   
North Dakota 0.92%    2.25% * 2.32% * 2.02%    1.80%    1.51%    1.30%    1.09%   
South Dakota 0.93%    4.42% * 3.25%    1.56%    1.39%    1.41%    1.93%    1.04%   
South Atlantic:
Delaware 0.87%    4.94% * 3.60%    2.46%    2.60%    1.06%    1.92%    0.96%   
District of Columbia 0.79%    6.13%    2.56%    1.35%    1.44%    1.07%    2.40%    0.82%   
Florida 0.74%    4.74%    2.43%    2.28%    1.62%    0.99%    2.15%    0.80%   
Georgia 1.08%    5.20%    4.51%    3.07%    1.69%    1.46%    3.19%    1.14%   
Maryland 0.83%    3.31% * 3.52%    2.06%    1.98%    1.05%    1.93%    0.92%   
North Carolina 0.76%    3.59% * 2.93%    1.26%    1.32%    1.01%    1.53%    0.82%   
South Carolina 1.13%    --    2.77%    2.68%    1.98%    1.42%    2.03%    1.23%   
Virginia 0.93%    6.00%    2.90%    2.12%    2.57%    1.02%    2.18%    1.03%   
West Virginia 1.22%    4.84% * 4.86% * 2.85%    4.06%    1.20%    2.45%    1.32%   
East South Central:
Alabama 1.07%    6.59% * 3.08%    2.50%    2.33%    1.47%    2.61%    1.17%   
Kentucky 0.74%    4.83% * 3.20%    1.98%    1.78%    0.87%    2.00%    0.80%   
Mississippi 0.78%    3.84% * 2.36% * 2.48%    2.04%    0.92%    1.68%    0.82%   
Tennessee 0.98%    5.43%    3.98%    1.90%    2.16%    1.33%    2.30%    1.06%   
West South Central:
Arkansas 0.94%    --    3.79%    2.57%    2.21%    1.27%    1.83%    1.06%   
Louisiana 0.93%    5.05% * 5.20%    2.51%    2.08%    1.14%    2.48%    0.98%   
Oklahoma 0.94%    3.31% * 3.18%    2.85%    1.86%    1.20%    1.88%    1.05%   
Texas 0.70%    3.24%    2.13%    1.32%    1.62%    0.93%    1.38%    0.77%   
Mountain:
Arizona 1.01%    4.56% * 3.28%    2.61%    1.54%    1.42%    1.93%    1.13%   
Colorado 0.88%    4.12% * 3.36%    3.91%    1.57%    1.07%    2.27%    0.93%   
Idaho 1.10%    3.19% * 8.18% * 2.06%    2.18%    1.09%    3.94%    0.99%   
Montana 1.35%    8.18% * 2.47%    3.61%    1.73%    2.42%    3.36%    1.45%   
Nevada 1.19%    4.33% * --    2.73%    1.85%    1.83%    2.17%    1.39%   
New Mexico 0.92%    --    3.17%    1.94%    2.07%    1.13%    1.94%    1.04%   
Utah 0.91%    --    4.01%    3.34%    2.24%    1.02%    2.66%    0.96%   
Wyoming 1.31%    4.94% * 4.20% * 2.22%    2.98%    1.81%    2.41%    1.49%   
Pacific:
Alaska 0.84%    3.37% * 2.38%    2.83%    1.57%    1.15%    1.99%    0.92%   
California 0.50%    2.50%    1.28%    1.33%    0.99%    0.66%    1.12%    0.56%   
Hawaii 2.20%    2.02%    2.34%    1.64%    1.54%    4.27%    1.40%    2.75%   
Oregon 1.35%    5.07% * 3.01%    2.08%    2.92%    2.28%    2.34%    1.58%   
Washington 1.23%    3.29% * 2.23% * 2.94%    2.38%    1.60%    1.88%    1.36%   

Source: Agency for Healthcare Research and Quality, Center for Financing, Access and Cost Trends. 2018 Medical Expenditure Panel Survey-Insurance Component.

Note: Definitions and descriptions of the methods used for this survey can be found in the Technical Appendix.

* Figure does not meet standard of reliability or precision.

-- Data suppressed due to high standard errors or few reported values in cell.