| Year | Pop. | ±% p.a. |
|---|
| 1793 | 1,939 | — |
|---|
| 1800 | 1,265 | −5.92% |
|---|
| 1806 | 1,295 | +0.39% |
|---|
| 1821 | 1,343 | +0.24% |
|---|
| 1831 | 1,402 | +0.43% |
|---|
| 1836 | 1,533 | +1.80% |
|---|
| 1841 | 1,703 | +2.13% |
|---|
| 1846 | 1,905 | +2.27% |
|---|
| 1851 | 1,448 | −5.34% |
|---|
| 1856 | 1,621 | +2.28% |
|---|
| 1861 | 976 | −9.65% |
|---|
| 1866 | 1,465 | +8.46% |
|---|
| 1872 | 1,803 | +3.52% |
|---|
| 1876 | 1,947 | +1.94% |
|---|
| 1881 | 2,420 | +4.45% |
|---|
| 1886 | 2,904 | +3.71% |
|---|
| 1891 | 3,537 | +4.02% |
|---|
| 1896 | 4,365 | +4.30% |
|---|
| | Year | Pop. | ±% p.a. |
|---|
| 1901 | 5,440 | +4.50% |
|---|
| 1906 | 6,271 | +2.88% |
|---|
| 1911 | 8,231 | +5.59% |
|---|
| 1921 | 9,264 | +1.19% |
|---|
| 1926 | 10,094 | +1.73% |
|---|
| 1931 | 11,867 | +3.29% |
|---|
| 1936 | 13,608 | +2.78% |
|---|
| 1946 | 12,506 | −0.84% |
|---|
| 1954 | 15,334 | +2.58% |
|---|
| 1962 | 20,757 | +3.86% |
|---|
| 1968 | 23,039 | +1.75% |
|---|
| 1975 | 24,930 | +1.13% |
|---|
| 1982 | 23,958 | −0.57% |
|---|
| 1990 | 23,644 | −0.16% |
|---|
| 1999 | 24,152 | +0.24% |
|---|
| 2007 | 22,986 | −0.62% |
|---|
| 2012 | 22,077 | −0.80% |
|---|
| 2017 | 21,134 | −0.87% |
|---|
|
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