| Year | Pop. | ±% p.a. |
|---|
| 1793 | 698 | — |
|---|
| 1800 | 724 | +0.52% |
|---|
| 1806 | 860 | +2.91% |
|---|
| 1821 | 972 | +0.82% |
|---|
| 1836 | 1,292 | +1.92% |
|---|
| 1841 | 1,384 | +1.39% |
|---|
| 1861 | 2,614 | +3.23% |
|---|
| 1866 | 2,673 | +0.45% |
|---|
| 1871 | 2,813 | +1.03% |
|---|
| 1875 | 2,734 | −0.71% |
|---|
| 1880 | 3,101 | +2.55% |
|---|
| 1885 | 3,272 | +1.08% |
|---|
| 1890 | 3,953 | +3.85% |
|---|
| 1895 | 6,645 | +10.95% |
|---|
| 1900 | 8,533 | +5.13% |
|---|
| 1905 | 12,079 | +7.20% |
|---|
| | Year | Pop. | ±% p.a. |
|---|
| 1910 | 10,260 | −3.21% |
|---|
| 1921 | 11,839 | +1.31% |
|---|
| 1926 | 11,782 | −0.10% |
|---|
| 1931 | 13,432 | +2.66% |
|---|
| 1936 | 16,789 | +4.56% |
|---|
| 1946 | 13,084 | −2.46% |
|---|
| 1954 | 19,271 | +4.96% |
|---|
| 1962 | 22,388 | +1.89% |
|---|
| 1968 | 24,520 | +1.53% |
|---|
| 1975 | 24,519 | −0.00% |
|---|
| 1982 | 22,114 | −1.46% |
|---|
| 1990 | 21,983 | −0.07% |
|---|
| 1999 | 23,437 | +0.71% |
|---|
| 2007 | 22,585 | −0.46% |
|---|
| 2012 | 21,990 | −0.53% |
|---|
| 2017 | 21,819 | −0.16% |
|---|
|
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