| State/Year | 1992 | 1997 | 2002 | 2007 | 2012 | Change, 1997-2012 |
| Alabama | 1216.2 | 1221.7 | 1231.0 | 1229.5 | 1232.2 | 16.1 |
| Arkansas | 1038.8 | 1036.5 | 1049.3 | 1053.3 | 1054.5 | 15.7 |
| Florida | 2007.0 | 1999.6 | 2016.3 | 2006.4 | 2012.1 | 5.1 |
| Georgia | 2304.7 | 2279.3 | 2261.3 | 2250.9 | 2242.4 | −62.3 |
| Kentucky | 86.6 | 86.4 | 85.6 | 86.1 | 86.0 | −0.5 |
| Louisiana | 1945.0 | 1957.0 | 1959.0 | 1957.5 | 1957.7 | 12.7 |
| Mississippi | 1415.4 | 1418.7 | 1442.9 | 1443.3 | 1448.2 | 32.8 |
| North Carolina | 1790.3 | 1784.5 | 1766.9 | 1754.5 | 1749.7 | −40.5 |
| Oklahoma | 46.7 | 49.7 | 45.9 | 45.9 | 45.8 | −0.9 |
| South Carolina | 1286.3 | 1279.5 | 1264.1 | 1255.1 | 1249.3 | −36.9 |
| Tennessee | 176.0 | 177.5 | 180.6 | 179.4 | 181.7 | 5.6 |
| Texas | 984.6 | 1016.7 | 1015.3 | 1011.8 | 1006.7 | 22.0 |
| Virginia | 462.0 | 451.3 | 447.4 | 443.6 | 440.1 | −21.9 |
| South Total | 14,759.6 | 14,758.4 | 14,765.6 | 14,717.1 | 14,706.6 | −53.1 |