| 2000 | 2005 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
| Zuid-Holland | 582 | 525 | 944 | 972 | 745 | 572 | 578 | 764 | 776 | 836 |
| Noord-Brabant | 398 | 332 | 298 | 402 | 344 | 417 | 410 | 462 | 488 | 590 |
| Noord-Holland | 373 | 299 | 241 | 336 | 294 | 373 | 376 | 350 | 401 | 468 |
| Gelderland | 236 | 213 | 223 | 266 | 247 | 309 | 305 | 305 | 363 | 440 |
| Utrecht | 177 | 151 | 143 | 184 | 169 | 189 | 189 | 214 | 249 | 261 |
| Overijssel | 147 | 133 | 155 | 190 | 165 | 163 | 158 | 197 | 215 | 247 |
| Limburg | 110 | 91 | 67 | 101 | 90 | 115 | 112 | 118 | 137 | 164 |
| Friesland | 82 | 70 | 58 | 79 | 67 | 92 | 91 | 82 | 91 | 111 |
| Zeeland | 35 | 31 | 34 | 59 | 54 | 54 | 51 | 55 | 68 | 84 |
| Groningen | 60 | 52 | 52 | 53 | 47 | 63 | 61 | 59 | 63 | 79 |
| Flevoland | 24 | 22 | 40 | 67 | 48 | 44 | 44 | 52 | 96 | 76 |
| Drenthe | 42 | 36 | 42 | 60 | 53 | 67 | 65 | 55 | 60 | 74 |