| Kanton | 1967 | 1971 | 1975 | 1979 | 1983 | 1987 | 1991 | 1995 | 1999 | Anmerkung |
| ZH | 3 | 2 | 4 | 5 | 4 | 8 | 9 | 7 | 5 | |
| BE | 0 | 1 | 6 | 4 | 4 | 5 | 6 | 6 | 4 | (+2 Unter-Unterlistenverbindungen 1991) |
| LU | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | |
| SZ | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | stille Wahlen 1967 |
| GL | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | seit 1971 Majorz-Wahlen! |
| ZG | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | stille Wahlen 1971 |
| FR | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 3 | |
| SO | 0 | 0 | 0 | 0 | 1 | 0 | 2 | 1 | 0 | (+ 1 Unter-Unterlistenverbindung 1991) |
| BS | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | |
| BL | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | |
| SH | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | |
| AR | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | stille Wahlen 1967/79/87 |
| SG | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 4 | |
| GR | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | |
| AG | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 4 | 6 | |
| TG | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 3 | 3 | |
| TI | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | |
| VD | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 4 | |
| VS | 1 | 1 | 1 | 3 | 1 | 1 | 1 | 4 | 3 | |
| NE | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 2 | |
| GE | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 4 | 2 | |
| JU | 0 | 0 | 0 | 1 | 3 | 0 | 1 | 0 | 1 | |
| CH | 4 | 4 | 11 | 12 | 11 | 17 | 31 | 40 | 42 | (+ 3 Unter-Unterlistenverbindungen 1991) |