State by region | Prevalence |
P for linear trend | P for quadratic trend | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | |||
New England | ||||||||||||
Connecticut | 39.8 | 33.1 | 40.4 | 53.6 | 49.4 | 52.3 | 47.7 | 29.6 | 54.0 | 50.5 | .002 | .13 |
Maine | 42.7 | 46.9 | 44.1 | 37.1 | 47.6 | 47.8 | 37.3 | 28.6 | 34.4 | 47.5 | .25 | .01 |
Massachusetts | 45.1 | 46.0 | 45.5 | 41.1 | 40.0 | 34.6 | 42.3 | 29.6 | 43.2 | 53.7 | .47 | <.001 |
New Hampshire | 41.1 | 44.1 | 32.6 | 39.7 | 47.2 | 54.5 | 51.6 | 25.6 | 46.9 | 36.1 | .84 | .37 |
Rhode Island | 37.9 | 46.7 | 42.6 | 48.0 | 36.6 | 41.8 | 47.3 | 30.9 | 38.1 | 60.0 | .09 | .30 |
Vermont | 47.0 | 33.9 | 42.4 | 54.5 | 38.3 | 31.8 | 32.4 | 35.7 | 45.6 | 48.3 | .001 | .08 |
Middle Atlantic | ||||||||||||
New Jersey | 36.4 | 36.4 | 27.3 | 34.9 | 42.1 | 47.2 | 51.4 | 32.4 | NA | 48.3 | .04 | .88 |
New York | 36.3 | 51.5 | 35.1 | 39.5 | 42.0 | 45.2 | 35.6 | 29.3 | 39.7 | 41.1 | .22 | .38 |
Pennsylvania | 48.6 | 45.4 | 38.2 | 36.7 | 38.0 | 38.5 | 56.3 | 39.3 | 51.8 | 60.8 | .01 | .02 |
East North Central | ||||||||||||
Illinois | 36.0 | 30.5 | 47.0 | 42.6 | 39.3 | 43.3 | 30.4 | 31.7 | 51.5 | 33.3 | .91 | .04 |
Indiana | 39.8 | 41.5 | 40.7 | 30.0 | 39.3 | 31.7 | 33.7 | 22.0 | 40.0 | 43.9 | .09 | <.001 |
Michigan | 47.7 | 37.8 | 34.6 | 37.7 | 39.9 | 38.6 | 33.6 | 27.9 | 32.4 | 44.0 | .56 | .02 |
Ohio | 46.3 | 34.8 | 37.5 | 30.9 | 35.6 | 39.1 | 42.6 | 33.5 | 38.5 | 47.3 | .26 | .001 |
Wisconsin | 53.2 | 36.2 | 36.0 | 32.8 | 29.9 | 34.0 | 51.0 | 37.9 | 34.3 | 48.3 | .95 | <.001 |
West North Central | ||||||||||||
Iowa | 41.4 | 56.1 | 40.2 | 48.2 | 40.6 | 55.6 | 43.3 | 36.2 | 49.1 | 44.5 | <.001 | .97 |
Kansas | 42.2 | 42.9 | 43.7 | 41.4 | 41.6 | 37.2 | 35.0 | 34.0 | 46.5 | 47.3 | .05 | <.001 |
Minnesota | 43.9 | 54.0 | 45.0 | 42.3 | 41.3 | 46.9 | 47.6 | 34.4 | 44.4 | 51.1 | .29 | .003 |
Missouri | 37.7 | 35.7 | 46.4 | 37.6 | 59.3 | 48.7 | 35.1 | 33.7 | 43.2 | 42.8 | .28 | .23 |
Nebraska | 41.5 | 42.5 | 43.1 | 44.6 | 49.7 | 52.3 | 50.2 | 38.1 | 53.0 | 59.4 | .02 | .08 |
North Dakota | 62.1 | 41.0 | 53.4 | 35.5 | 50.6 | 39.8 | 53.8 | 37.5 | 41.6 | 33.2 | .55 | .56 |
South Dakota | 57.2 | 51.2 | 52.5 | 48.6 | 56.8 | 51.4 | 51.3 | 25.7 | 51.6 | 64.0 | .001 | .19 |
South Atlantic | ||||||||||||
Delaware | 43.2 | 38.1 | 54.7 | 42.1 | 58.6 | 41.7 | 41.5 | 33.1 | 51.9 | 52.3 | .72 | .14 |
District of Columbia | 39.8 | 37.8 | 38.1 | 24.5 | 27.7 | 43.8 | 33.9 | 53.1 | 44.7 | 56.2 | .10 | <.001 |
Florida | 32.7 | 34.7 | 29.6 | 28.6 | 27.6 | 36.4 | 34.4 | 28.0 | 33.2 | 49.6 | .44 | .04 |
Georgia | 29.3 | 34.6 | 37.8 | 38.2 | 32.5 | 36.0 | 41.7 | 26.5 | 35.7 | 40.6 | .61 | .81 |
Maryland | 41.2 | 36.6 | 42.8 | 48.8 | 38.2 | 42.2 | 50.5 | 39.3 | 45.5 | 46.7 | .27 | .009 |
North Carolina | 42.8 | 42.6 | 48.6 | 39.9 | 37.2 | 40.3 | 42.8 | 44.0 | 47.7 | 40.5 | .24 | .049 |
South Carolina | 41.8 | 40.0 | 47.7 | 33.7 | 40.0 | 34.2 | 37.7 | 33.7 | 42.3 | 34.7 | .003 | .27 |
Virginia | 41.1 | 30.9 | 40.5 | 37.7 | 51.9 | 37.1 | 38.1 | 32.1 | 46.8 | 51.8 | .64 | .02 |
West Virginia | 50.1 | 42.1 | 45.1 | 50.8 | 42.9 | 44.3 | 49.2 | 40.1 | 38.0 | 45.9 | <.001 | .38 |
East South Central | ||||||||||||
Alabama | 44.7 | 40.1 | 45.0 | 37.3 | 41.0 | 34.8 | 42.1 | 41.4 | 39.6 | 36.1 | .84 | .03 |
Kentucky | 36.7 | 36.8 | 42.4 | 45.6 | 41.7 | 31.3 | 36.2 | 38.5 | 36.8 | 50.3 | .80 | .10 |
Mississippi | 43.8 | 38.4 | 38.5 | 36.0 | 41.9 | 36.1 | 36.2 | 33.9 | 43.9 | 45.7 | .46 | .02 |
Tennessee | 37.6 | 46.8 | 50.9 | 40.9 | 40.2 | 36.7 | 26.5 | 25.0 | 32.7 | 34.2 | .10 | .02 |
West South Central | ||||||||||||
Arkansas | 34.9 | 35.3 | 31.1 | 34.5 | 37.5 | 48.2 | 32.7 | 24.4 | 32.0 | 52.5 | .86 | .06 |
Louisiana | 44.6 | 45.0 | 38.0 | 45.6 | 45.6 | 39.0 | 31.8 | 31.2 | 36.3 | 39.3 | <.001 | .20 |
Oklahoma | 43.1 | 40.3 | 43.7 | 53.2 | 41.3 | 38.6 | 46.0 | 34.4 | 40.1 | 52.9 | .85 | .72 |
Texas | 33.4 | 33.5 | 36.6 | 39.6 | 46.3 | 31.9 | 27.4 | 25.6 | 34.1 | 42.4 | .48 | .02 |
Mountain | ||||||||||||
Arizona | 36.5 | 38.2 | 41.2 | 36.8 | 31.6 | 35.7 | 40.5 | 24.7 | 38.4 | 39.5 | .92 | .06 |
Colorado | 44.7 | 39.4 | 44.9 | 53.0 | 47.5 | 44.9 | 51.0 | 39.7 | 49.1 | 52.8 | .95 | .23 |
Idaho | 33.9 | 37.1 | 34.9 | 36.0 | 36.3 | 39.9 | 27.9 | 27.1 | 34.5 | 46.7 | .16 | .15 |
Montana | 32.1 | 34.4 | 41.5 | 34.4 | 29.8 | 39.5 | 30.7 | 28.9 | 35.0 | 42.9 | .71 | .55 |
Nevada | 29.2 | 27.6 | 31.7 | 29.3 | 42.7 | 41.9 | 29.9 | 43.4 | 34.6 | 35.5 | .04 | .51 |
New Mexico | 44.9 | 42.5 | 45.0 | 34.7 | 41.0 | 41.9 | 39.0 | 36.9 | 32.0 | 44.4 | .49 | .03 |
Utah | 45.5 | 39.8 | 41.2 | 37.5 | 44.6 | 39.6 | 37.0 | 33.0 | 44.1 | 54.6 | .10 | <.001 |
Wyoming | 38.7 | 31.2 | 31.6 | 30.8 | 48.8 | 38.4 | 40.5 | 24.3 | 48.5 | 33.6 | .76 | .098 |
Pacific | ||||||||||||
Alaska | 35.6 | 38.7 | 51.8 | 55.3 | 43.6 | 26.1 | 30.8 | 27.8 | 36.5 | 26.6 | .97 | .61 |
California | 35.8 | 39.9 | 35.3 | 40.9 | 32.1 | 35.5 | 49.2 | 34.9 | 51.3 | 41.3 | .197 | .01 |
Hawaii | 45.4 | 49.1 | 46.0 | 49.9 | 35.2 | 34.5 | 42.0 | 31.0 | 43.2 | 50.0 | .10 | <.001 |
Oregon | 32.6 | 33.3 | 40.8 | 43.9 | 31.7 | 30.8 | 38.2 | 30.1 | 41.0 | 40.5 | .51 | .048 |
Washington | 41.8 | 40.4 | 41.3 | 43.0 | 42.4 | 49.5 | 45.4 | 41.5 | 41.0 | 44.5 | .007 | .27 |
US Islands | ||||||||||||
Guam | 25.5 | 21.5 | 26.2 | 31.4 | 24.5 | 29.9 | 27.1 | 26.2 | 30.1 | 26.1 | .52 | .63 |
Puerto Rico | 16.4 | 14.4 | 19.4 | 22.7 | 26.2 | 19.3 | 23.4 | 20.9 | 17.6 | 22.6 | .005 | .05 |
Virgin Islands | NA | NA | NA | NA | NA | 18.9 | NA | NA | NA | NA | NA | NA |