| Vermont |
Unranked |
1,110 |
1971 |
Insufficient historical volume |
| Alaska |
Unranked |
887 |
1975 |
Insufficient historical volume |
| New Hampshire |
Unranked |
1,994 |
1971 |
Insufficient historical volume |
| Maine |
Unranked |
2,757 |
1971 |
Insufficient historical volume |
| Montana |
Unranked |
1,832 |
1970 |
Insufficient historical volume |
| Wyoming |
Unranked |
793 |
1974 |
Insufficient historical volume |
| Delaware |
#199 |
1,153 |
1971 |
Insufficient historical volume |
| Idaho |
Unranked |
1,743 |
1971 |
Insufficient historical volume |
| North Dakota |
Unranked |
1,463 |
1972 |
Insufficient historical volume |
| Ohio |
#511 |
19,782 |
1971 |
Insufficient historical volume |
| Pennsylvania |
#425 |
22,845 |
1971 |
39.0% Decline |
| Maryland |
#432 |
6,371 |
1971 |
Insufficient historical volume |
| Oregon |
Unranked |
3,798 |
1971 |
Insufficient historical volume |
| Kansas |
#513 |
4,403 |
1971 |
Insufficient historical volume |
| Nevada |
Unranked |
1,377 |
1986 |
Insufficient historical volume |
| Hawaii |
Unranked |
1,264 |
1973 |
Insufficient historical volume |
| Massachusetts |
#775 |
9,684 |
1970 |
Insufficient historical volume |
| Washington |
#635 |
6,263 |
1970 |
Insufficient historical volume |
| Utah |
Unranked |
3,161 |
1970 |
Insufficient historical volume |
| West Virginia |
Unranked |
3,477 |
1973 |
Insufficient historical volume |
| Colorado |
#746 |
4,459 |
1971 |
Insufficient historical volume |
| Florida |
#646 |
12,532 |
1974 |
45.8% Decline |
| Nebraska |
Unranked |
2,679 |
1974 |
Insufficient historical volume |
| Minnesota |
Unranked |
6,581 |
1975 |
Insufficient historical volume |
| Indiana |
#575 |
8,416 |
1975 |
Insufficient historical volume |
| South Dakota |
Unranked |
1,186 |
1971 |
Insufficient historical volume |
| Iowa |
Unranked |
4,631 |
1971 |
Insufficient historical volume |
| Missouri |
#777 |
7,736 |
1971 |
Insufficient historical volume |
| Connecticut |
Unranked |
3,667 |
1971 |
Insufficient historical volume |
| Arizona |
#772 |
4,083 |
1974 |
Insufficient historical volume |
| New Mexico |
Unranked |
1,777 |
1974 |
Insufficient historical volume |
| Virginia |
#661 |
7,420 |
1972 |
Insufficient historical volume |
| Rhode Island |
Unranked |
1,192 |
1972 |
Insufficient historical volume |
| Wisconsin |
#873 |
6,388 |
1971 |
Insufficient historical volume |
| Michigan |
#442 |
11,919 |
1971 |
Insufficient historical volume |
| Oklahoma |
#545 |
4,278 |
1971 |
Insufficient historical volume |
| Kentucky |
#517 |
5,452 |
1978 |
Insufficient historical volume |
| New Jersey |
#899 |
8,159 |
1971 |
Insufficient historical volume |
| Louisiana |
Unranked |
5,278 |
1971 |
Insufficient historical volume |
| New York |
#635 |
21,768 |
1971 |
44.2% Decline |
| California |
#698 |
26,499 |
1970 |
36.5% Decline |
| Illinois |
#1001 |
12,448 |
1971 |
Insufficient historical volume |
| Arkansas |
Unranked |
2,728 |
1974 |
Insufficient historical volume |
| District of Columbia |
Unranked |
1,109 |
1970 |
Insufficient historical volume |
| South Carolina |
#546 |
3,024 |
1973 |
Insufficient historical volume |
| North Carolina |
#1126 |
5,557 |
1971 |
Insufficient historical volume |
| Texas |
#773 |
14,783 |
1971 |
23.4% Decline |
| Tennessee |
#1164 |
4,075 |
1974 |
Insufficient historical volume |
| Georgia |
#753 |
4,834 |
1971 |
Insufficient historical volume |
| Alabama |
Unranked |
2,709 |
1971 |
Insufficient historical volume |
| Mississippi |
Unranked |
1,719 |
1974 |
Insufficient historical volume |