| Year | Pop. | ±% p.a. |
|---|
| 1793 | 1,489 | — |
|---|
| 1800 | 1,181 | −3.26% |
|---|
| 1806 | 1,340 | +2.13% |
|---|
| 1821 | 1,194 | −0.77% |
|---|
| 1831 | 1,322 | +1.02% |
|---|
| 1836 | 1,288 | −0.52% |
|---|
| 1841 | 1,232 | −0.89% |
|---|
| 1846 | 1,402 | +2.62% |
|---|
| 1851 | 1,434 | +0.45% |
|---|
| 1856 | 1,693 | +3.38% |
|---|
| 1861 | 2,430 | +7.50% |
|---|
| 1866 | 2,577 | +1.18% |
|---|
| 1872 | 3,604 | +5.75% |
|---|
| 1876 | 3,873 | +1.82% |
|---|
| 1881 | 4,621 | +3.59% |
|---|
| 1886 | 6,642 | +7.53% |
|---|
| 1891 | 7,921 | +3.58% |
|---|
| 1896 | 9,221 | +3.09% |
|---|
| | Year | Pop. | ±% p.a. |
|---|
| 1901 | 11,227 | +4.02% |
|---|
| 1906 | 11,832 | +1.06% |
|---|
| 1911 | 13,224 | +2.25% |
|---|
| 1921 | 15,823 | +1.81% |
|---|
| 1926 | 17,130 | +1.60% |
|---|
| 1931 | 18,944 | +2.03% |
|---|
| 1936 | 20,380 | +1.47% |
|---|
| 1946 | 21,650 | +0.61% |
|---|
| 1954 | 22,695 | +0.59% |
|---|
| 1962 | 25,874 | +1.65% |
|---|
| 1968 | 29,161 | +2.01% |
|---|
| 1975 | 34,127 | +2.27% |
|---|
| 1982 | 34,692 | +0.23% |
|---|
| 1990 | 34,485 | −0.07% |
|---|
| 1999 | 37,210 | +0.85% |
|---|
| 2007 | 40,940 | +1.20% |
|---|
| 2012 | 41,358 | +0.20% |
|---|
| 2017 | 42,606 | +0.60% |
|---|
|