Samenstelling Provinciale Staten, per provincie, na de verkiezingen van 1991.
| GR | FR | DR | OV | FL | GE | UT | NH | ZH | ZE | NB | LI | NL | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| CDA | 14 | 19 | 14 | 27 | 11 | 29 | 19 | 20 | 23 | 13 | 37 | 31 | 257 | 
| PvdA | 17 | 16 | 17 | 13 | 8 | 15 | 10 | 17 | 18 | 9 | 14 | 12 | 166 | 
| VVD | 7 | 6 | 8 | 7 | 9 | 11 | 13 | 17 | 15 | 7 | 10 | 6 | 116 | 
| D66 | 9 | 6 | 8 | 8 | 9 | 11 | 11 | 16 | 15 | 6 | 11 | 6 | 116 | 
| GL | 4 | 2 | 2 | 2 | 2 | 3 | 4 | 6 | 4 | 1 | 3 | 3 | 36 | 
| SGP | – | – | – | 2 | – | 3 | 2 | – | 4 | 6 | – | – | 17 | 
| GPV/RPF | – | – | – | – | – | 3 | 3 | – | 3 | 3 | – | – | 12 | 
| GPV | 3 | 1 | 1 | 2 | 1 | – | – | – | – | – | – | – | 8 | 
| RPF/SGP | 1 | 2 | – | – | 3 | – | – | – | – | – | – | – | 6 | 
| PNL | – | – | – | – | – | – | – | – | – | – | – | 5 | 5 | 
| CD | – | – | – | – | – | – | 1 | 1 | 1 | – | – | – | 3 | 
| FNP | – | 3 | – | – | – | – | – | – | – | – | – | – | 3 | 
| RPF | – | – | – | 2 | – | – | – | – | – | – | – | – | 2 | 
| GPV/RPF/SGP | – | – | – | – | – | – | – | 1 | – | – | 1 | – | 2 | 
| DA | – | – | – | – | – | – | – | – | – | 2 | – | – | 2 | 
| BOF | – | – | – | – | – | – | – | – | – | – | 2 | – | 2 | 
| SP | – | – | – | – | – | – | – | – | – | – | 1 | – | 1 | 
| DG | – | – | – | – | – | – | – | 1 | – | – | – | – | 1 | 
| OPD | – | – | 1 | – | – | – | – | – | – | – | – | – | 1 | 
| TOT | 55 | 55 | 51 | 63 | 43 | 75 | 63 | 79 | 83 | 47 | 79 | 63 | 756 |