| • Science | • People | • Locations | • Timeline |
Italic type indicates incumbent.
| Year | Winning Candidates | Losing Candidates |
|---|---|---|
| 2001 | (no primary election) | (no primary election) |
| 1997 | (no primary election) | (no primary election) |
| 1993 | Richard Clay Dixon (D): 11,036 Michael R. Turner (R): 9,696 | James L. Sweeney : 4,865 David Esrati : 1,038 Gary M. Kidd Jr. : 900 Emerson L. Glaser : 346 |