| Local Government Region | 2005 | 2006 | 2007 | 2008 | 2009
|
|---|---|---|---|---|---|
| Northland | - | - | 1 | - | -
|
| Auckland | 1 | 1 | - | 1 | -
|
| Waikato | 2 | 1 | - | 1 | 3
|
| Bay of Plenty | - | - | - | 3 | 2
|
| Gisborne & Hawkes Bay | - | - | 1 | - | -
|
| Taranaki | - | 1 | - | - | -
|
| Manawatu / Wanganui | - | - | 1 | - | 3
|
| Wellington | - | 1 | - | 1 | -
|
| West Coast | - | - | 1 | 1 | -
|
| Canterbury | - | 4 | - | 3 | -
|
| Southland | - | 1 | - | - | -
|
| Total | 3 | 9 | 4 | 10 | 8
|