Just thought of sharing recent experience with Immigration NZ
Application Lodged- 28 April 2015
CO Assigned - 20 May 2015
Approval in Principal - 1 July 2015
Visa Sticker - 10 July 2015
PS - That including the extra 15 days I had to wait for NZ Police Clearance Certificate as they said that currently they have a backlog and on an average taking 2 months to issue PCC