| Year | Pop. | ±% p.a. |
|---|
| 1793 | 4,954 | — |
|---|
| 1800 | 6,174 | +3.20% |
|---|
| 1806 | 5,646 | −1.48% |
|---|
| 1821 | 5,919 | +0.32% |
|---|
| 1831 | 6,048 | +0.22% |
|---|
| 1836 | 6,905 | +2.69% |
|---|
| 1841 | 6,480 | −1.26% |
|---|
| 1846 | 7,667 | +3.42% |
|---|
| 1851 | 7,770 | +0.27% |
|---|
| 1856 | 7,631 | −0.36% |
|---|
| 1861 | 7,910 | +0.72% |
|---|
| 1866 | 7,877 | −0.08% |
|---|
| 1872 | 8,690 | +1.65% |
|---|
| 1876 | 8,967 | +0.79% |
|---|
| 1881 | 11,726 | +5.51% |
|---|
| 1886 | 11,944 | +0.37% |
|---|
| 1891 | 11,143 | −1.38% |
|---|
| 1896 | 10,657 | −0.89% |
|---|
| | Year | Pop. | ±% p.a. |
|---|
| 1901 | 10,886 | +0.43% |
|---|
| 1906 | 10,449 | −0.82% |
|---|
| 1911 | 10,017 | −0.84% |
|---|
| 1921 | 12,012 | +1.83% |
|---|
| 1926 | 12,131 | +0.20% |
|---|
| 1931 | 13,164 | +1.65% |
|---|
| 1936 | 14,035 | +1.29% |
|---|
| 1946 | 12,026 | −1.53% |
|---|
| 1954 | 12,822 | +0.80% |
|---|
| 1962 | 13,297 | +0.46% |
|---|
| 1968 | 14,564 | +1.53% |
|---|
| 1975 | 14,325 | −0.24% |
|---|
| 1982 | 13,345 | −1.01% |
|---|
| 1990 | 12,965 | −0.36% |
|---|
| 1999 | 13,417 | +0.38% |
|---|
| 2007 | 15,574 | +1.88% |
|---|
| 2012 | 15,483 | −0.12% |
|---|
| 2017 | 15,675 | +0.25% |
|---|
|