| Illinois | 11.42 |
| Pennsylvania | 10.67 |
| New York | 6.31 |
| California | 5.85 |
| New Jersey | 5.75 |
| Massachusetts | 5.60 |
| South Carolina | 3.69 |
| Texas | 3.32 |
| Ohio | 3.09 |
| Arizona | 2.82 |
| Colorado | 2.80 |
| Florida | 2.52 |
| Washington | 2.39 |
| Michigan | 2.36 |
| Georgia | 2.33 |
| North Carolina | 2.28 |
| Minnesota | 2.08 |
| New Hampshire | 2.06 |
| District of Columbia | 1.65 |
| Connecticut | 1.58 |
| New Mexico | 1.56 |
| Kentucky | 1.55 |
| Alabama | 1.45 |
| Indiana | 1.44 |
| Wisconsin | 1.38 |
| Missouri | 1.31 |
| Puerto Rico | 1.13 |
| Iowa | 1.09 |
| Hawaii | 0.97 |
| Maryland | 0.94 |
| Montana | 0.91 |
| Oregon | 0.71 |
| Louisiana | 0.69 |
| Oklahoma | 0.65 |
| West Virginia | 0.61 |
| Virginia | 0.45 |
| Vermont | 0.44 |
| North Dakota | 0.37 |
| Rhode Island | 0.36 |
| Idaho | 0.26 |
| Mississippi | 0.24 |
| Maine | 0.14 |
| Arkansas | 0.12 |
| Delaware | 0.11 |
| Other | 0.56 |