| 2005 | 2010 | 2011 | 2012 | |
|---|---|---|---|---|
| Auckland | 7 181 | 6 553 | 6 412 | 5 919 |
| Wellington | 2 160 | 2 009 | 1 898 | 1 666 |
| Canterbury | 2 013 | 1 906 | 1 645 | 1 544 |
| Waikato | 1 286 | 1 429 | 1 318 | 1 307 |
| Bay of Plenty | 756 | 837 | 821 | 773 |
| Manawatu-Wanganui | 801 | 813 | 729 | 696 |
| Otago | 687 | 652 | 590 | 610 |
| Hawke's Bay | 561 | 523 | 534 | 496 |
| Northland | 484 | 529 | 532 | 474 |
| Taranaki | 317 | 360 | 342 | 296 |
| Southland | 238 | 231 | 272 | 257 |
| Nelson City | 191 | 168 | 197 | 177 |
| Gisborne District | 142 | 184 | 159 | 146 |
| Marlborough District | 133 | 120 | 134 | 125 |
| Tasman District | 158 | 116 | 122 | 124 |
| West Coast | 98 | 100 | 91 | 94 |