Tabella dei dati
| 1980 | 1.411 | 1996 | 5.240 | 2012 | 9.260 |
| 1981 | 1.589 | 1997 | 5.280 | 2013 | 9.577 |
| 1982 | 1.479 | 1998 | 5.667 | 2014 | 10.045 |
| 1983 | 1.571 | 1999 | 5.879 | 2015 | 10.335 |
| 1984 | 1.976 | 2000 | 5.876 | 2016 | 10.638 |
| 1985 | 2.201 | 2001 | 5.566 | 2017 | 11.333 |
| 1986 | 2.589 | 2002 | 5.564 | 2018 | 11.643 |
| 1987 | 2.816 | 2003 | 6.055 | 2019 | 11.794 |
| 1988 | 3.181 | 2004 | 6.491 | 2020 | 8.479 |
| 1989 | 3.564 | 2005 | 6.859 | 2021 | 10.471 |
| 1990 | 4.201 | 2006 | 7.606 | 2022 | 13.053 |
| 1991 | 4.394 | 2007 | 7.931 | 2023 | 13.367 |
| 1992 | 4.756 | 2008 | 8.450 | 2024 | 14.270 |
| 1993 | 4.761 | 2009 | 8.239 | 2025 | 14.603 |
| 1994 | 4.888 | 2010 | 8.677 | 2026 | 15.135 |
| 1995 | 5.143 | 2011 | 9.131 | | |
Tabella dei dati
| 1980 | 3.810 | 1996 | 14.148 | 2012 | 25.001 |
| 1981 | 4.290 | 1997 | 14.255 | 2013 | 25.858 |
| 1982 | 3.994 | 1998 | 15.302 | 2014 | 27.121 |
| 1983 | 4.243 | 1999 | 15.874 | 2015 | 27.904 |
| 1984 | 5.336 | 2000 | 15.865 | 2016 | 28.723 |
| 1985 | 5.942 | 2001 | 15.027 | 2017 | 30.599 |
| 1986 | 6.990 | 2002 | 15.022 | 2018 | 31.435 |
| 1987 | 7.604 | 2003 | 16.347 | 2019 | 31.844 |
| 1988 | 8.588 | 2004 | 17.525 | 2020 | 22.893 |
| 1989 | 9.622 | 2005 | 18.520 | 2021 | 28.271 |
| 1990 | 11.343 | 2006 | 20.535 | 2022 | 35.243 |
| 1991 | 11.864 | 2007 | 21.415 | 2023 | 36.091 |
| 1992 | 12.841 | 2008 | 22.816 | 2024 | 38.528 |
| 1993 | 12.854 | 2009 | 22.245 | 2025 | 39.427 |
| 1994 | 13.199 | 2010 | 23.427 | 2026 | 40.865 |
| 1995 | 13.887 | 2011 | 24.654 | | |
Tabella dei dati
| 1980 | 12.060 | 1996 | 24.683 | 2012 | 29.552 |
| 1981 | 12.506 | 1997 | 24.170 | 2013 | 28.765 |
| 1982 | 12.606 | 1998 | 25.339 | 2014 | 29.011 |
| 1983 | 12.948 | 1999 | 25.679 | 2015 | 28.815 |
| 1984 | 13.791 | 2000 | 25.382 | 2016 | 29.785 |
| 1985 | 15.288 | 2001 | 24.269 | 2017 | 30.670 |
| 1986 | 17.212 | 2002 | 24.158 | 2018 | 31.435 |
| 1987 | 17.620 | 2003 | 24.982 | 2019 | 31.102 |
| 1988 | 19.806 | 2004 | 26.592 | 2020 | 23.630 |
| 1989 | 21.346 | 2005 | 26.289 | 2021 | 26.259 |
| 1990 | 23.228 | 2006 | 27.788 | 2022 | 31.614 |
| 1991 | 23.038 | 2007 | 28.139 | 2023 | 32.556 |
| 1992 | 24.501 | 2008 | 29.329 | 2024 | 33.869 |
| 1993 | 24.283 | 2009 | 28.596 | 2025 | 34.213 |
| 1994 | 24.305 | 2010 | 28.567 | 2026 | 34.666 |
| 1995 | 24.343 | 2011 | 29.800 | | |