| Dyad | Change_in_Voters | Change_in_Electors | Change_in_Turnout |
|---|---|---|---|
| 1967-1971 | -0.3528737 | 8.754136 | -8.0721821 |
| 1980-1984 | 17.5197464 | 5.225579 | 11.5053989 |
| 1984-1989 | 27.8896943 | 31.538716 | -2.8417543 |
| 1991-1996 | 21.1120937 | 18.780720 | -32.2279351 |
| 1999-2004 | 7.6536829 | 9.228898 | -0.7414461 |
Only 1967-71 sees a decrease in absolute voters.