| Year | Pop. | ±% p.a. |
|---|
| 1793 | 5,659 | — |
|---|
| 1800 | 5,113 | −1.44% |
|---|
| 1806 | 5,097 | −0.05% |
|---|
| 1821 | 5,276 | +0.23% |
|---|
| 1831 | 4,613 | −1.33% |
|---|
| 1836 | 4,695 | +0.35% |
|---|
| 1841 | 4,715 | +0.09% |
|---|
| 1846 | 4,956 | +1.00% |
|---|
| 1851 | 4,762 | −0.80% |
|---|
| 1856 | 4,433 | −1.42% |
|---|
| 1861 | 4,570 | +0.61% |
|---|
| 1866 | 4,188 | −1.73% |
|---|
| 1872 | 4,216 | +0.11% |
|---|
| 1876 | 4,475 | +1.50% |
|---|
| 1881 | 4,167 | −1.42% |
|---|
| 1886 | 4,592 | +1.96% |
|---|
| 1891 | 4,480 | −0.49% |
|---|
| 1896 | 4,463 | −0.08% |
|---|
| | Year | Pop. | ±% p.a. |
|---|
| 1901 | 4,538 | +0.33% |
|---|
| 1906 | 4,731 | +0.84% |
|---|
| 1911 | 4,660 | −0.30% |
|---|
| 1921 | 4,625 | −0.08% |
|---|
| 1926 | 4,483 | −0.62% |
|---|
| 1931 | 4,129 | −1.63% |
|---|
| 1936 | 4,236 | +0.51% |
|---|
| 1946 | 4,443 | +0.48% |
|---|
| 1954 | 6,736 | +5.34% |
|---|
| 1962 | 7,953 | +2.10% |
|---|
| 1968 | 8,625 | +1.36% |
|---|
| 1975 | 10,680 | +3.10% |
|---|
| 1982 | 10,857 | +0.24% |
|---|
| 1990 | 10,982 | +0.14% |
|---|
| 1999 | 11,457 | +0.47% |
|---|
| 2007 | 12,589 | +1.18% |
|---|
| 2012 | 13,157 | +0.89% |
|---|
| 2017 | 12,610 | −0.85% |
|---|
|