| # | Years | Size | Links | |
|---|---|---|---|---|
| DP | 1998–2002 | 18.6% | ||
| DPC | 1993–1997 | 12.2% | ||
| FORDA | 1993–1997 | 16.5% | ||
| FORDK | 1993–2015 | 16.5% | ||
| FordPeople | 2003–2007 | 6.7% | ||
| Kanu | 1975–2002 | 98.1% | ||
| KANU | 2003–2007 | 30.5% | ||
| NARC | 2003–2007 | 61.0% | ||
| NDP | 1998–2002 | 10.0% | ||
| ODM | 2008–2015 | 47.8% | ||
| ODMK | 2008–2013 | 7.7% | ||
| PNU | 2008–2013 | 20.8% | ||
| TNA | 2014–2015 | 24.8% | ||
| URP | 2014–2015 | 21.4% | ||
| WDMK | 2014–2015 | 6.6% |