| Year | Pop. | ±% p.a. |
|---|
| 1793 | 998 | — |
|---|
| 1800 | 2,248 | +12.30% |
|---|
| 1806 | 2,462 | +1.53% |
|---|
| 1821 | 2,807 | +0.88% |
|---|
| 1831 | 3,006 | +0.69% |
|---|
| 1836 | 2,839 | −1.14% |
|---|
| 1841 | 2,993 | +1.06% |
|---|
| 1846 | 3,091 | +0.65% |
|---|
| 1851 | 3,142 | +0.33% |
|---|
| 1856 | 3,280 | +0.86% |
|---|
| 1861 | 3,850 | +3.26% |
|---|
| 1866 | 4,561 | +3.45% |
|---|
| 1872 | 5,029 | +1.64% |
|---|
| 1876 | 5,491 | +2.22% |
|---|
| 1881 | 6,546 | +3.58% |
|---|
| 1886 | 7,848 | +3.69% |
|---|
| 1891 | 9,467 | +3.82% |
|---|
| 1896 | 11,984 | +4.83% |
|---|
| | Year | Pop. | ±% p.a. |
|---|
| 1901 | 14,327 | +3.64% |
|---|
| 1906 | 16,016 | +2.25% |
|---|
| 1911 | 17,827 | +2.17% |
|---|
| 1921 | 14,035 | −2.36% |
|---|
| 1926 | 21,454 | +8.86% |
|---|
| 1931 | 22,631 | +1.07% |
|---|
| 1936 | 21,946 | −0.61% |
|---|
| 1946 | 22,552 | +0.27% |
|---|
| 1954 | 23,673 | +0.61% |
|---|
| 1962 | 25,527 | +0.95% |
|---|
| 1968 | 25,067 | −0.30% |
|---|
| 1975 | 26,405 | +0.75% |
|---|
| 1982 | 26,037 | −0.20% |
|---|
| 1990 | 26,257 | +0.11% |
|---|
| 1999 | 25,178 | −0.47% |
|---|
| 2007 | 26,031 | +0.42% |
|---|
| 2012 | 26,482 | +0.34% |
|---|
| 2017 | 26,022 | −0.35% |
|---|
|