Show data table
| 1980 | 2,598 | 1996 | 5,377 | 2012 | 15,371 |
| 1981 | 3,026 | 1997 | 5,789 | 2013 | 15,787 |
| 1982 | 2,220 | 1998 | 5,466 | 2014 | 14,614 |
| 1983 | 1,775 | 1999 | 4,978 | 2015 | 13,507 |
| 1984 | 1,699 | 2000 | 5,093 | 2016 | 13,705 |
| 1985 | 1,434 | 2001 | 4,601 | 2017 | 14,970 |
| 1986 | 1,515 | 2002 | 4,473 | 2018 | 15,752 |
| 1987 | 1,756 | 2003 | 4,817 | 2019 | 14,603 |
| 1988 | 2,035 | 2004 | 6,176 | 2020 | 13,208 |
| 1989 | 2,306 | 2005 | 7,551 | 2021 | 16,265 |
| 1990 | 2,522 | 2006 | 9,405 | 2022 | 15,385 |
| 1991 | 2,850 | 2007 | 10,448 | 2023 | 16,988 |
| 1992 | 3,384 | 2008 | 10,770 | 2024 | 16,590 |
| 1993 | 3,563 | 2009 | 10,192 | 2025 | 17,735 |
| 1994 | 4,049 | 2010 | 12,748 | 2026 | 20,240 |
| 1995 | 5,142 | 2011 | 14,602 | | |
Show data table
| 1980 | 101,328 | 1996 | 2.22M | 2012 | 7.48M |
| 1981 | 118,013 | 1997 | 2.43M | 2013 | 7.82M |
| 1982 | 113,015 | 1998 | 2.52M | 2014 | 8.34M |
| 1983 | 139,824 | 1999 | 2.53M | 2015 | 8.83M |
| 1984 | 167,308 | 2000 | 2.75M | 2016 | 9.28M |
| 1985 | 230,743 | 2001 | 2.92M | 2017 | 9.71M |
| 1986 | 292,302 | 2002 | 3.08M | 2018 | 10.1M |
| 1987 | 385,324 | 2003 | 3.33M | 2019 | 10.3M |
| 1988 | 498,681 | 2004 | 3.76M | 2020 | 10.5M |
| 1989 | 615,499 | 2005 | 4.23M | 2021 | 12.3M |
| 1990 | 768,835 | 2006 | 4.99M | 2022 | 13.4M |
| 1991 | 995,175 | 2007 | 5.46M | 2023 | 14.3M |
| 1992 | 1.23M | 2008 | 5.63M | 2024 | 15.7M |
| 1993 | 1.44M | 2009 | 5.7M | 2025 | 16.9M |
| 1994 | 1.7M | 2010 | 6.5M | 2026 | 18.1M |
| 1995 | 2.04M | 2011 | 7.06M | | |
Show data table
| 1980 | 3.57M | 1996 | 5.59M | 2012 | 9.46M |
| 1981 | 3.73M | 1997 | 5.92M | 2013 | 9.67M |
| 1982 | 3.17M | 1998 | 6.09M | 2014 | 9.74M |
| 1983 | 3.03M | 1999 | 6M | 2015 | 9.84M |
| 1984 | 3.16M | 2000 | 6.22M | 2016 | 9.88M |
| 1985 | 3.18M | 2001 | 6.35M | 2017 | 9.87M |
| 1986 | 3.29M | 2002 | 6.48M | 2018 | 10.1M |
| 1987 | 3.45M | 2003 | 6.71M | 2019 | 10M |
| 1988 | 3.64M | 2004 | 7.09M | 2020 | 9.3M |
| 1989 | 3.96M | 2005 | 7.43M | 2021 | 10.3M |
| 1990 | 4.04M | 2006 | 7.8M | 2022 | 10.4M |
| 1991 | 4.27M | 2007 | 8.13M | 2023 | 10.4M |
| 1992 | 4.63M | 2008 | 8.35M | 2024 | 10.5M |
| 1993 | 4.86M | 2009 | 8.17M | 2025 | 10.7M |
| 1994 | 5.02M | 2010 | 8.56M | 2026 | 10.9M |
| 1995 | 5.39M | 2011 | 9M | | |