| Northeast | 0% |
| Mid Atlantic | 1.5% |
| East North Central | 0% |
| West North Central | 49.2% |
| South Atlantic | 0% |
| East South Central | 0% |
| West South Central | 1.5% |
| Mountain | 1.5% |
| Pacific | 0% |
| U.S. Territory | 0% |
| Foreign Employed | 0% |
| Unknown Region | 24.6% |
| Employed | 78.5% |
| Non-Employed | 21.5% |
| 100% |
 |  |  |
| 61.5% | 9.2% | 1.5% |
| South Dakota | Iowa | Nebraska |
