| # | Years | Size | Links | |
|---|---|---|---|---|
| ALDE | 2012–2016 | 6.8% | ||
| AUR | 2020–2020 | 10.4% | ||
| FSN | 1990–1990 | 66.4% | ||
| MER | 1990–1996 | 3.0% | ||
| OthersIndep | 1990–2020 | 17.2% | ||
| PAC | 1992–1996 | 3.8% | ||
| PC | 1992–2012 | 5.8% | ||
| PDAR | 1990–1996 | 2.5% | ||
| PDL | 1992–2012 | 36.9% | ||
| PER | 1990–2012 | 2.0% | ||
| PL | 1992–1996 | 4.4% | ||
| PLR | 1990–2016 | 4.7% | ||
| PMP | 2016–2016 | 5.5% | ||
| PNL | 1990–2020 | 31.6% | ||
| PNLCD | 1992–1996 | 1.2% | ||
| PNTCD | 1990–2012 | 24.0% | ||
| PPDD | 2012–2012 | 11.4% | ||
| PRM | 1992–2012 | 24.3% | ||
| PRO | 2016–2016 | 13.1% | ||
| PSD | 1992–2020 | 46.8% | ||
| PSDR | 1990–2000 | 3.2% | ||
| PSM | 1992–2000 | 3.8% | ||
| PStDR | 1990–1992 | 1.3% | ||
| PUNR | 1990–2004 | 8.8% | ||
| UDMR | 1990–2020 | 7.9% | ||
| UNPR | 2008–2012 | 6.0% | ||
| USR PLUS | 2016–2020 | 18.5% |