| Anno | Maschi | Femmine | Totale | Variazione abitanti |
| 1971 | 11.085 | |||
| 1972 | 11.373 | +288 | ||
| 1973 | 11.611 | +238 | ||
| 1974 | 11.951 | +340 | ||
| 1975 | 12.185 | +234 | ||
| 1976 | 12.430 | +245 | ||
| 1977 | 12.628 | +198 | ||
| 1978 | 12.776 | +148 | ||
| 1979 | 12.937 | +161 | ||
| 1980 | 6.471 | 6.610 | 13.081 | +144 |
| 1981 | 12.667 | -414 | ||
| 1982 | 6.361 | 6.494 | 12.855 | +218 |
| 1983 | 6.453 | 6.663 | 13.116 | +231 |
| 1984 | 6.525 | 6.749 | 13.274 | +158 |
| 1985 | 6.654 | 6.852 | 13.506 | +232 |
| 1986 | 6.700 | 6.936 | 13.636 | +130 |
| 1987 | 6.740 | 6.934 | 13.674 | +38 |
| 1988 | 6.744 | 6.953 | 13.697 | +23 |
| 1989 | 6.758 | 7.025 | 13.783 | +86 |
| 1990 | 6.820 | 7.113 | 13.933 | +150 |
| 1991 | 6.835 | 7.141 | 13.976 | +43 |
| 1992 | 6.959 | 7.233 | 14.192 | +120 |
| 1993 | 6.815 | 7.123 | 13.938 | -158 |
| 1994 | 6.847 | 7.166 | 14.013 | +75 |
| 1995 | 6.810 | 7.198 | 14.008 | -5 |
| 1996 | 6.824 | 7.198 | 14.022 | +14 |
| 1997 | 6.815 | 7.155 | 13.970 | -52 |
| 1998 | 6.784 | 7.180 | 13.964 | -6 |
| 1999 | 6.755 | 7.205 | 13.960 | -4 |
| 2000 | 6.774 | 7.236 | 14.010 | +50 |
| 2001 | 6.783 | 7.241 | 14.024 | +14 |
| 2002 | 6.801 | 7.276 | 14.077 | +53 |
| 2003 | 6.792 | 7.299 | 14.091 | +14 |
| 2004 | 6.847 | 7.380 | 14.227 | +136 |
| 2005 | 6.848 | 7.411 | 14.259 | +32 |
| 2006 | 6.847 | 7.424 | 14.271 | +12 |
| 2007 | 6.835 (-12) | 7.459 (+35 | 14.294 | +23 |
| 2008 | 6.858 (+23) | 7.465 (+6) | 14.323 | +29 |
| 2009 | 6.866 (+8) | 7.486 (+21) | 14.352 | +29 |
| 2010 | 6.864 (-2) | 7.505 (+19) | 14.369 | +17 |