| # | Years | Size | Links | |
|---|---|---|---|---|
| ANC | 1994–2019 | 69.7% | ||
| AP | 1948–1948 | 3.9% | ||
| COPE | 2009–2009 | 7.4% | ||
| CP | 1987–1989 | 31.3% | ||
| DA | 2004–2019 | 22.2% | ||
| DP | 1989–1999 | 19.9% | ||
| DP | 1938–1938 | 6.3% | ||
| EEF | 2014–2019 | 10.8% | ||
| HNP | 1981–1981 | 14.4% | ||
| IFP | 1994–2004 | 10.5% | ||
| indep | 1910–1933 | 27.3% | ||
| Labour | 1910–1943 | 14.7% | ||
| NNP | 1999–1999 | 6.9% | ||
| NP | 1915–1994 | 64.8% | ||
| NRP | 1977–1981 | 11.6% | ||
| PFP | 1977–1987 | 19.4% | ||
| RP | 1933–1933 | 8.6% | ||
| SAP | 1910–1933 | 48.7% | ||
| UP | 1910–1920 | 37.6% | ||
| UP | 1938–1974 | 53.8% |