Australian Bureau of Statistics information indicates that the proportion of Australian men and women cohabiting before marrying has increased threefold since 1977:
- 1977 - 25% of couples cohabited before marriage
- 1987 - 42% of couples cohabited before marriage
- 1997 - 65% of couples cohabited before marriage
- 2007 - 77% of couples cohabited before marriage
- 2010 - 79% of couples cohabited before marriage
- 2016 - 81% of couples cohabited before marriage