| Year | Pop. | ±% p.a. |
|---|
| 1793 | 783 | — |
|---|
| 1800 | 734 | −0.92% |
|---|
| 1806 | 856 | +2.60% |
|---|
| 1821 | 852 | −0.03% |
|---|
| 1831 | 940 | +0.99% |
|---|
| 1836 | 966 | +0.55% |
|---|
| 1841 | 1,026 | +1.21% |
|---|
| 1846 | 1,161 | +2.50% |
|---|
| 1851 | 1,219 | +0.98% |
|---|
| 1856 | 1,328 | +1.73% |
|---|
| 1861 | 1,615 | +3.99% |
|---|
| 1866 | 1,852 | +2.78% |
|---|
| 1872 | 2,240 | +3.22% |
|---|
| 1876 | 2,425 | +2.00% |
|---|
| 1881 | 2,775 | +2.73% |
|---|
| 1886 | 3,450 | +4.45% |
|---|
| 1891 | 4,050 | +3.26% |
|---|
| 1896 | 4,820 | +3.54% |
|---|
| | Year | Pop. | ±% p.a. |
|---|
| 1901 | 6,804 | +7.14% |
|---|
| 1906 | 7,984 | +3.25% |
|---|
| 1911 | 9,326 | +3.16% |
|---|
| 1921 | 10,472 | +1.17% |
|---|
| 1926 | 11,927 | +2.64% |
|---|
| 1931 | 14,377 | +3.81% |
|---|
| 1936 | 16,197 | +2.41% |
|---|
| 1946 | 17,675 | +0.88% |
|---|
| 1954 | 19,092 | +0.97% |
|---|
| 1962 | 21,807 | +1.68% |
|---|
| 1968 | 26,833 | +3.52% |
|---|
| 1975 | 29,614 | +1.42% |
|---|
| 1982 | 28,494 | −0.55% |
|---|
| 1990 | 28,275 | −0.10% |
|---|
| 1999 | 28,131 | −0.06% |
|---|
| 2007 | 28,410 | +0.12% |
|---|
| 2012 | 28,435 | +0.02% |
|---|
| 2017 | 27,649 | −0.56% |
|---|
|