Rates from 1991 onward are based on the resident population concept. Before 1991, rates are based on the de facto population concept. Vitals data (births, deaths and marriages) is based on date of registration (not date of occurrence).
In 2016, with the introduction of same-sex marriage in 2013, the number of civil unions has decreased significantly and interest has shifted from civil unions and marriages to same-sex and opposite-sex couples.
From the dataset Marriages, Civil Unions, and Divorces: Crude marriage rate for the total population 2020, this data was extracted:
Provided: 75 data points
Dataset originally released on:
August 05, 2021
Method of collection/Data provider
Stats NZ receive a monthly electronic file of registered marriages and civil unions from Births, Deaths, and Marriages. Stats NZ are responsible for processing and publishing statistics derived from the marriage and civil union registrations.