Tabel data
| 1980 | 1.329 | 1996 | 1.943 | 2012 | 4.570 |
| 1981 | 1.360 | 1997 | 2.044 | 2013 | 4.279 |
| 1982 | 1.177 | 1998 | 1.852 | 2014 | 4.086 |
| 1983 | 1.172 | 1999 | 1.799 | 2015 | 3.701 |
| 1984 | 969 | 2000 | 1.756 | 2016 | 3.505 |
| 1985 | 739 | 2001 | 1.544 | 2017 | 4.176 |
| 1986 | 909 | 2002 | 1.424 | 2018 | 4.302 |
| 1987 | 1.143 | 2003 | 2.166 | 2019 | 4.237 |
| 1988 | 1.296 | 2004 | 2.717 | 2020 | 3.755 |
| 1989 | 1.262 | 2005 | 3.095 | 2021 | 4.317 |
| 1990 | 1.490 | 2006 | 3.192 | 2022 | 4.216 |
| 1991 | 1.487 | 2007 | 3.339 | 2023 | 4.060 |
| 1992 | 1.588 | 2008 | 3.157 | 2024 | 4.220 |
| 1993 | 1.620 | 2009 | 3.420 | 2025 | 4.442 |
| 1994 | 1.755 | 2010 | 4.197 | 2026 | 4.927 |
| 1995 | 2.093 | 2011 | 4.538 | | |
Tabel data
| 1980 | 1.035 | 1996 | 8.348 | 2012 | 37.522 |
| 1981 | 1.193 | 1997 | 9.416 | 2013 | 41.292 |
| 1982 | 1.278 | 1998 | 10.246 | 2014 | 44.312 |
| 1983 | 1.305 | 1999 | 10.995 | 2015 | 47.196 |
| 1984 | 1.431 | 2000 | 12.175 | 2016 | 51.573 |
| 1985 | 1.647 | 2001 | 13.280 | 2017 | 55.609 |
| 1986 | 2.076 | 2002 | 14.978 | 2018 | 56.950 |
| 1987 | 2.328 | 2003 | 16.382 | 2019 | 61.231 |
| 1988 | 2.946 | 2004 | 17.526 | 2020 | 61.819 |
| 1989 | 3.310 | 2005 | 19.688 | 2021 | 63.816 |
| 1990 | 3.856 | 2006 | 21.603 | 2022 | 68.992 |
| 1991 | 4.105 | 2007 | 23.556 | 2023 | 74.937 |
| 1992 | 4.529 | 2008 | 26.050 | 2024 | 77.368 |
| 1993 | 5.292 | 2009 | 28.857 | 2025 | 79.476 |
| 1994 | 6.229 | 2010 | 30.728 | 2026 | 82.281 |
| 1995 | 7.591 | 2011 | 32.914 | | |
Tabel data
| 1980 | 25.508 | 1996 | 35.271 | 2012 | 52.535 |
| 1981 | 26.377 | 1997 | 35.758 | 2013 | 54.267 |
| 1982 | 25.882 | 1998 | 36.221 | 2014 | 55.076 |
| 1983 | 24.908 | 1999 | 36.887 | 2015 | 55.696 |
| 1984 | 24.708 | 2000 | 37.154 | 2016 | 57.004 |
| 1985 | 24.277 | 2001 | 37.201 | 2017 | 58.569 |
| 1986 | 27.671 | 2002 | 38.523 | 2018 | 58.069 |
| 1987 | 29.283 | 2003 | 39.746 | 2019 | 61.231 |
| 1988 | 30.083 | 2004 | 40.938 | 2020 | 58.783 |
| 1989 | 31.420 | 2005 | 43.158 | 2021 | 60.612 |
| 1990 | 33.148 | 2006 | 45.516 | 2022 | 60.191 |
| 1991 | 32.403 | 2007 | 47.261 | 2023 | 61.645 |
| 1992 | 32.199 | 2008 | 47.329 | 2024 | 62.794 |
| 1993 | 32.246 | 2009 | 47.763 | 2025 | 64.362 |
| 1994 | 33.024 | 2010 | 49.285 | 2026 | 66.238 |
| 1995 | 34.645 | 2011 | 50.114 | | |