Defence Force - Median length of service and attrition rate 2008–2015

New Zealand Defence Force


Median length of service: number of yers spent in service
Attrition rate: % of people who left during the 12-month period


The NZDF Regular Force is made up of full-time members of the Royal New Zealand Navy, the Regular Force of the New Zealand Army, and the Regular Air Force collectively.
NZDF Reserves are part time members of the military who, in addition to their civilian employment, have a parallel career in the NZ Defence Force as a member of the Navy, Army or Air Force.
Civilians are employed by NZDF in roles that do not require deployment in an operational environment. Civilian numbers include Veterans' Affairs New Zealand and locally employed civilians overseas.

Attrition rate: the number of terminations in the previous 12 months divided by the average strength of the previous 12 months)

Changes to data collection/processing

For the civilian counts, FTE is used up to and including the Year ended June 2014. For the 2015 and 2016 reporting, it changed to a headcount measure. Regular and Reserves are consistently reported as headcount.

Data provided by

New Zealand Defence Force

Dataset name

New Zealand Defence Force Annual Report: Employment summary 1998–2016


How to find the data

This data comes from the section on ‘Defence at a glance’ section of the Annual Report. Figure.NZ collated the figures from each PDF under guidance from staff at NZDF.

Import & extraction details

File as imported: New Zealand Defence Force Annual Report: Employment summary 1998–2016

From the dataset New Zealand Defence Force Annual Report: Employment summary 1998–2016, this data was extracted:

  • Sheet: Other metrics
  • Range: C4:D11
  • Provided: 16 data points