Year based at June 30
| 2005 | 2011 | 2012 | |
|---|---|---|---|
| Marlborough District | 13,442 | 21,219 | 22,627 |
| Hawke's Bay | 4,487 | 4,810 | 4,936 |
| Gisborne District | 1,718 | 1,807 | 1,685 |
| Otago | 1,380 | 1,773 | 1,577 |
| Canterbury | 1,331 | 1,817 | 1,550 |
| Wellington | 829 | 849 | 895 |
| Tasman District | 725 | 809 | 821 |
| Auckland | 603 | 551 | 300 |
| Northland | 72 | 109 | 82 |
| Waikato | 153 | 31 | 26 |
| Manawatu-Wanganui | 8 | ||
| West Coast | 0 | ||
| Nelson City | 28 |