| 2005 | 2010 | 2011 | 2012 | |
|---|---|---|---|---|
| Canterbury | 482.605 | 319.907 | 305.960 | 291.783 |
| Southland | 371.374 | 245.975 | 243.877 | 238.402 |
| Otago | 198.704 | 168.696 | 161.911 | 153.224 |
| Waikato | 141.515 | 83.952 | 76.961 | 81.019 |
| Manawatu-Wanganui | 147.638 | 75.437 | 87.969 | 74.033 |
| Hawke's Bay | 120.027 | 66.573 | 63.512 | 69.977 |
| Bay of Plenty | 58.785 | 44.893 | 42.471 | 42.156 |
| West Coast | 32.325 | 30.414 | 34.176 | |
| Gisborne District | 30.381 | 15.093 | 17.196 | 17.323 |
| Tasman District | 31.748 | 15.222 | 13.671 | 15.540 |
| Wellington | 18.819 | 17.367 | 13.933 | |
| Auckland | 10.593 | 12.647 | ||
| Northland | 6.663 | 3.474 | 5.158 | |
| Taranaki | 4.772 | 4.468 | 5.389 | 3.756 |
| Marlborough District | 8.562 |