On their population clock they say New Zealand's population is estimated to increase by one person
every 5 minutes and 30 seconds.
This is based on the estimated resident population at 30 September 2014 and the following forecasts;
-One birth every 8 minutes and 34 seconds.
-One death every 18 minutes and 16 seconds.
-A net migration gain of one New Zealand residents every 8 minutes and 21 seconds.
-The forecasts are based on recent trends and do not necessarily reflect actual population change.