| Alabama |
11.8 |
| Alaska |
15.5 |
| Arizona |
15.3 |
| Arkansas |
12.6 |
| California |
15.9 |
| Colorado |
13.5 |
| Connecticut |
16.0 |
| Delaware |
13.8 |
| District of Columbia |
8.9 |
| Florida |
13.3 |
| Georgia |
13.0 |
| Hawaii |
15.5 |
| Idaho |
14.8 |
| Illinois |
14.6 |
| Indiana |
13.5 |
| Iowa |
14.0 |
| Kansas |
14.0 |
| Kentucky |
11.8 |
| Louisiana |
15.3 |
| Maine |
16.0 |
| Maryland |
12.9 |
| Massachusetts |
16.0 |
| Michigan |
13.2 |
| Minnesota |
14.8 |
| Mississippi |
7.2 |
|
| Missouri |
3.3 |
| Montana |
14.8 |
| Nebraska |
14.0 |
| Nevada |
14.8 |
| New Hampshire |
16.0 |
| New Jersey |
15.7 |
| New Mexico |
17.1 |
| New York |
16.4 |
| North Carolina |
23.3 |
| North Dakota |
14.0 |
| Ohio |
16.1 |
| Oklahoma |
12.3 |
| Oregon |
15.5 |
| Pennsylvania |
14.8 |
| Rhode Island |
16.0 |
| South Carolina |
13.5 |
| South Dakota |
14.0 |
| Tennessee |
14.1 |
| Texas |
11.9 |
| Utah |
14.8 |
| Vermont |
16.0 |
| Virginia |
13.5 |
| Washington |
13.3 |
| West Virginia |
13.8 |
| Wisconsin |
22.2 |
| Wyoming |
14.8 |
|