The following line chart shows the trend of one-person and five or-more person households over time.
| Census year | One-person private household | Five or more persons private household |
|---|---|---|
| 1961 | 4.4 | 51.4 |
| 1966 | 4.7 | 50.0 |
| 1971 | 5.9 | 44.4 |
| 1976 | 6.8 | 36.6 |
| 1981 | 9.2 | 30.0 |
| 1986 | 10.2 | 24.9 |
| 1991 | 12.3 | 17.9 |
| 1996 | 14.6 | 12.4 |
| 2001 | 18.0 | 8.3 |
| 2006 | 20.2 | 6.2 |
| 2011 | 22.2 | 5.3 |