| Year | State | % Correct |
|---|---|---|
| 1974 | Idaho | 95%
|
| 1990 | Oklahoma | 93%
|
| 1988 | Texas | 92%
|
| 1970 | Wyoming | 92%
|
| 1982 | Mississippi | 90%
|
| 1970 | Utah | 90%
|
| 1990 | Tennessee | 88%
|
| 1932 | Kansas | 85%
|
| 1992 | Kentucky | 85%
|
| 1988 | Maine | 35%
|