| California | 16.70 |
| Texas | 10.91 |
| New York | 10.89 |
| Pennsylvania | 8.12 |
| Indiana | 5.06 |
| Massachusetts | 3.95 |
| Illinois | 3.88 |
| Wisconsin | 3.78 |
| Arizona | 3.45 |
| Colorado | 3.05 |
| Ohio | 3.05 |
| Michigan | 2.55 |
| Connecticut | 2.38 |
| Washington | 2.22 |
| District of Columbia | 1.96 |
| Oregon | 1.88 |
| Rhode Island | 1.68 |
| Kansas | 1.66 |
| New Mexico | 1.49 |
| Maryland | 1.31 |
| Virginia | 1.07 |
| Minnesota | 0.93 |
| New Jersey | 0.84 |
| North Carolina | 0.72 |
| Kentucky | 0.67 |
| Missouri | 0.63 |
| Hawaii | 0.62 |
| Utah | 0.55 |
| New Hampshire | 0.55 |
| Vermont | 0.54 |
| Alaska | 0.53 |
| Iowa | 0.52 |
| North Dakota | 0.48 |
| Mississippi | 0.35 |
| Louisiana | 0.32 |
| Idaho | 0.28 |
| Oklahoma | 0.24 |
| Georgia | 0.17 |