Show data table
| 1980 | 1,682 | 1996 | 3,137 | 2012 | 8,237 |
| 1981 | 1,793 | 1997 | 3,399 | 2013 | 8,410 |
| 1982 | 1,879 | 1998 | 3,091 | 2014 | 8,312 |
| 1983 | 1,828 | 1999 | 2,674 | 2015 | 6,337 |
| 1984 | 1,768 | 2000 | 2,535 | 2016 | 6,037 |
| 1985 | 1,624 | 2001 | 2,461 | 2017 | 6,577 |
| 1986 | 1,593 | 2002 | 2,424 | 2018 | 6,924 |
| 1987 | 1,624 | 2003 | 2,314 | 2019 | 6,540 |
| 1988 | 1,715 | 2004 | 2,827 | 2020 | 5,363 |
| 1989 | 1,694 | 2005 | 3,494 | 2021 | 6,231 |
| 1990 | 1,691 | 2006 | 3,837 | 2022 | 6,688 |
| 1991 | 1,712 | 2007 | 4,834 | 2023 | 7,027 |
| 1992 | 1,987 | 2008 | 5,622 | 2024 | 7,980 |
| 1993 | 2,209 | 2009 | 5,331 | 2025 | 8,623 |
| 1994 | 2,727 | 2010 | 6,499 | 2026 | 10,104 |
| 1995 | 3,035 | 2011 | 7,518 | | |
Show data table
| 1980 | 79,542 | 1996 | 3.25M | 2012 | 14.8M |
| 1981 | 97,698 | 1997 | 3.88M | 2013 | 15.7M |
| 1982 | 120,408 | 1998 | 4.41M | 2014 | 16.6M |
| 1983 | 144,144 | 1999 | 4.7M | 2015 | 17.4M |
| 1984 | 178,234 | 2000 | 5.29M | 2016 | 18.4M |
| 1985 | 231,065 | 2001 | 5.66M | 2017 | 19.4M |
| 1986 | 309,427 | 2002 | 6.07M | 2018 | 20.5M |
| 1987 | 394,005 | 2003 | 6.66M | 2019 | 21.5M |
| 1988 | 513,054 | 2004 | 7.43M | 2020 | 19.8M |
| 1989 | 648,101 | 2005 | 8.11M | 2021 | 23.3M |
| 1990 | 849,373 | 2006 | 9.05M | 2022 | 28.5M |
| 1991 | 1.07M | 2007 | 10M | 2023 | 30.4M |
| 1992 | 1.35M | 2008 | 11M | 2024 | 32.5M |
| 1993 | 1.74M | 2009 | 11.5M | 2025 | 34.9M |
| 1994 | 2.25M | 2010 | 12.3M | 2026 | 37.8M |
| 1995 | 2.77M | 2011 | 13.9M | | |
Show data table
| 1980 | 8.55M | 1996 | 11.4M | 2012 | 15.8M |
| 1981 | 8.55M | 1997 | 11.6M | 2013 | 16.5M |
| 1982 | 8.45M | 1998 | 11.5M | 2014 | 17M |
| 1983 | 8.4M | 1999 | 10.9M | 2015 | 17.4M |
| 1984 | 8.5M | 2000 | 11M | 2016 | 17.5M |
| 1985 | 8.83M | 2001 | 11.1M | 2017 | 17.6M |
| 1986 | 9.15M | 2002 | 11.2M | 2018 | 17.7M |
| 1987 | 9.44M | 2003 | 11.5M | 2019 | 17.8M |
| 1988 | 9.63M | 2004 | 12M | 2020 | 16.2M |
| 1989 | 9.75M | 2005 | 12.4M | 2021 | 17.7M |
| 1990 | 9.97M | 2006 | 13M | 2022 | 18.8M |
| 1991 | 10M | 2007 | 13.7M | 2023 | 18.8M |
| 1992 | 10.2M | 2008 | 14M | 2024 | 18.9M |
| 1993 | 10.6M | 2009 | 14M | 2025 | 19.3M |
| 1994 | 11M | 2010 | 14.5M | 2026 | 19.6M |
| 1995 | 11.3M | 2011 | 15.4M | | |