| 2000 | 2005 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
| Pomorskie | 130 | 134 | 141 | 185 | 122 | 134 | 146 | 205 | 194 | 255 |
| Malopolskie | 131 | 241 | 415 | 352 | 236 | 201 | 172 | 206 | 300 | 238 |
| Wielkopolskie | 381 | 137 | 182 | 138 | 134 | 140 | 162 | 612 | 630 | 233 |
| Slaskie | 206 | 173 | 259 | 217 | 207 | 164 | 213 | 191 | 175 | 226 |
| Dolnoslaskie | 275 | 151 | 307 | 221 | 166 | 426 | 249 | 132 | 203 | 214 |
| Zachodniopomorskie | 44 | 50 | 71 | 71 | 72 | 66 | 78 | 113 | 64 | 90 |
| Kujawsko-Pomorskie | 51 | 105 | 89 | 66 | 105 | 54 | 83 | 76 | 52 | 54 |
| Lubuskie | 60 | 59 | 41 | 28 | 20 | 17 | 23 | 31 | 61 | 38 |
| Warminsko-Mazurskie | 84 | 49 | 55 | 29 | 24 | 24 | 34 | 32 | 31 | 32 |
| Opolskie | 36 | 22 | 59 | 47 | 17 | 71 | 32 | 49 | 30 | 28 |