| # | Years | Size | Links | |
|---|---|---|---|---|
| UNKNOWN | 1949–1987 | 1.8% | ||
| AFD | 2017–2017 | 13.3% | ||
| B | 1990–1990 | 1.2% | ||
| BP | 1949–1949 | 4.2% | ||
| CDUCSU | 1949–2017 | 54.5% | ||
| DAFVP | 1953–1953 | 2.9% | ||
| DP | 1949–1957 | 4.2% | ||
| FDP | 1949–2017 | 15.0% | ||
| GBBHE | 1953–1953 | 5.5% | ||
| GR | 1983–2017 | 10.9% | ||
| KPD | 1949–1949 | 3.7% | ||
| Linke | 1987–2017 | 12.2% | ||
| NR | 1949–1949 | 1.5% | ||
| SPD | 1949–2017 | 46.4% | ||
| WAV | 1949–1949 | 3.0% | ||
| Z | 1949–1953 | 2.5% |