| Year | Pop. | ±% p.a. |
|---|
| 1793 | 3,980 | — |
|---|
| 1800 | 4,895 | +3.00% |
|---|
| 1806 | 4,826 | −0.24% |
|---|
| 1821 | 5,605 | +1.00% |
|---|
| 1831 | 6,732 | +1.85% |
|---|
| 1836 | 6,344 | −1.18% |
|---|
| 1841 | 7,099 | +2.27% |
|---|
| 1846 | 6,497 | −1.76% |
|---|
| 1851 | 7,401 | +2.64% |
|---|
| 1856 | 8,709 | +3.31% |
|---|
| 1861 | 11,700 | +6.08% |
|---|
| 1866 | 11,192 | −0.88% |
|---|
| 1872 | 10,123 | −1.66% |
|---|
| 1876 | 10,655 | +1.29% |
|---|
| 1881 | 12,072 | +2.53% |
|---|
| 1886 | 13,166 | +1.75% |
|---|
| 1891 | 14,332 | +1.71% |
|---|
| 1896 | 16,341 | +2.66% |
|---|
| | Year | Pop. | ±% p.a. |
|---|
| 1901 | 21,002 | +5.15% |
|---|
| 1906 | 19,747 | −1.22% |
|---|
| 1911 | 22,093 | +2.27% |
|---|
| 1921 | 23,168 | +0.48% |
|---|
| 1926 | 24,678 | +1.27% |
|---|
| 1931 | 26,817 | +1.68% |
|---|
| 1936 | 27,073 | +0.19% |
|---|
| 1946 | 26,172 | −0.34% |
|---|
| 1954 | 26,672 | +0.24% |
|---|
| 1962 | 33,570 | +2.92% |
|---|
| 1968 | 43,783 | +4.53% |
|---|
| 1975 | 51,155 | +2.25% |
|---|
| 1982 | 57,659 | +1.72% |
|---|
| 1990 | 59,968 | +0.49% |
|---|
| 1999 | 60,188 | +0.04% |
|---|
| 2009 | 61,514 | +0.22% |
|---|
| 2014 | 64,675 | +1.01% |
|---|
| 2020 | 62,232 | −0.64% |
|---|
|