| Delaware |
Unranked |
1,640 |
1978 |
Insufficient historical volume |
| New Hampshire |
Unranked |
2,280 |
1978 |
Insufficient historical volume |
| Vermont |
Unranked |
1,153 |
1963 |
Insufficient historical volume |
| Connecticut |
#510 |
7,331 |
1968 |
Insufficient historical volume |
| Wisconsin |
Unranked |
13,268 |
1977 |
Insufficient historical volume |
| Michigan |
Unranked |
25,024 |
1969 |
Insufficient historical volume |
| New Jersey |
#988 |
18,075 |
1977 |
Insufficient historical volume |
| Maryland |
#483 |
9,859 |
1968 |
Insufficient historical volume |
| Minnesota |
Unranked |
11,985 |
1977 |
Insufficient historical volume |
| Alaska |
Unranked |
904 |
1962 |
Insufficient historical volume |
| Ohio |
Unranked |
29,328 |
1968 |
Insufficient historical volume |
| Maine |
Unranked |
2,649 |
1968 |
Insufficient historical volume |
| Wyoming |
Unranked |
786 |
1960 |
Insufficient historical volume |
| Pennsylvania |
#1060 |
31,061 |
1968 |
Insufficient historical volume |
| Massachusetts |
#460 |
13,759 |
1969 |
Insufficient historical volume |
| Indiana |
#985 |
13,143 |
1968 |
Insufficient historical volume |
| Illinois |
#964 |
27,035 |
1977 |
Insufficient historical volume |
| Missouri |
Unranked |
11,934 |
1977 |
Insufficient historical volume |
| Rhode Island |
Unranked |
1,951 |
1969 |
Insufficient historical volume |
| Iowa |
Unranked |
6,733 |
1977 |
Insufficient historical volume |
| Montana |
Unranked |
1,526 |
1978 |
Insufficient historical volume |
| Colorado |
Unranked |
5,975 |
1977 |
Insufficient historical volume |
| Oregon |
Unranked |
4,372 |
1963 |
Insufficient historical volume |
| Virginia |
#731 |
10,878 |
1977 |
Insufficient historical volume |
| Nebraska |
Unranked |
3,518 |
1977 |
Insufficient historical volume |
| New York |
#468 |
36,710 |
1968 |
+23.3% Growth |
| California |
#678 |
47,515 |
1963 |
31.3% Decline |
| Florida |
#664 |
16,170 |
1978 |
13.3% Decline |
| District of Columbia |
Unranked |
2,043 |
1977 |
Insufficient historical volume |
| Washington |
#860 |
7,338 |
1968 |
Insufficient historical volume |
| Hawaii |
Unranked |
1,390 |
1977 |
Insufficient historical volume |
| Kansas |
Unranked |
4,409 |
1962 |
Insufficient historical volume |
| West Virginia |
Unranked |
3,702 |
1977 |
Insufficient historical volume |
| Nevada |
Unranked |
1,321 |
1986 |
Insufficient historical volume |
| North Carolina |
#1211 |
11,305 |
1977 |
Insufficient historical volume |
| Arizona |
#866 |
4,621 |
1978 |
Insufficient historical volume |
| North Dakota |
Unranked |
1,276 |
1977 |
Insufficient historical volume |
| Kentucky |
Unranked |
6,356 |
1977 |
Insufficient historical volume |
| Louisiana |
Unranked |
6,457 |
1977 |
Insufficient historical volume |
| Idaho |
Unranked |
1,365 |
1963 |
Insufficient historical volume |
| South Dakota |
Unranked |
1,145 |
1978 |
Insufficient historical volume |
| Georgia |
#1464 |
9,393 |
1977 |
Insufficient historical volume |
| Oklahoma |
#578 |
4,540 |
1963 |
Insufficient historical volume |
| Tennessee |
#784 |
7,039 |
1977 |
Insufficient historical volume |
| New Mexico |
Unranked |
1,717 |
1963 |
Insufficient historical volume |
| South Carolina |
#587 |
4,576 |
1977 |
Insufficient historical volume |
| Texas |
#886 |
22,375 |
1977 |
19.5% Decline |
| Alabama |
Unranked |
5,200 |
1977 |
Insufficient historical volume |
| Arkansas |
Unranked |
2,988 |
1977 |
Insufficient historical volume |
| Utah |
Unranked |
2,242 |
1977 |
Insufficient historical volume |
| Mississippi |
Unranked |
2,613 |
1978 |
Insufficient historical volume |