| New York | 19.76 |
| California | 15.88 |
| Texas | 9.17 |
| Illinois | 7.22 |
| Pennsylvania | 5.34 |
| Massachusetts | 4.49 |
| Connecticut | 3.97 |
| Georgia | 3.72 |
| Washington | 3.23 |
| Michigan | 2.80 |
| New Jersey | 2.52 |
| Florida | 2.51 |
| Missouri | 2.41 |
| Delaware | 2.00 |
| Colorado | 1.78 |
| Ohio | 1.70 |
| Alabama | 1.65 |
| District of Columbia | 1.37 |
| Virginia | 1.16 |
| Arizona | 1.14 |
| Oregon | 1.14 |
| Oklahoma | 1.07 |
| West Virginia | 1.05 |
| Minnesota | 0.64 |
| North Carolina | 0.58 |
| Louisiana | 0.57 |
| Tennessee | 0.44 |
| New Hampshire | 0.43 |
| Montana | 0.19 |
| Rhode Island | 0.07 |