| Recommendation | Electoral share in the National Council elections 1975 |
|---|---|
| Yes | 11.5% |
| No | 61.0% |
| Free vote | 24.9% |
| unknown | 2.6% |
| Party | Recommendation | Electoral share in the National Council elections 1975 |
|---|---|---|
| LdU | Yes | 6.1% |
| SD | Yes | 2.5% |
| EVP | Yes | 2.0% |
| POCH | Yes | 1.0% |
| FDP | No | 22.2% |
| CVP | No | 21.1% |
| SVP | No | 9.9% |
| REP | No | 3.0% |
| LPS | No | 2.4% |
| PdA | No | 2.4% |
| SPS | Free vote | 24.9% |
| Others | unknown | 2.6% |
