Show data table
| 1980 | 653 | 1996 | 419 | 2012 | 2,198 |
| 1981 | 319 | 1997 | 449 | 2013 | 2,370 |
| 1982 | 414 | 1998 | 448 | 2014 | 2,567 |
| 1983 | 613 | 1999 | 465 | 2015 | 2,582 |
| 1984 | 1,044 | 2000 | 499 | 2016 | 2,720 |
| 1985 | 319 | 2001 | 513 | 2017 | 2,958 |
| 1986 | 706 | 2002 | 547 | 2018 | 3,216 |
| 1987 | 857 | 2003 | 610 | 2019 | 3,439 |
| 1988 | 465 | 2004 | 757 | 2020 | 3,549 |
| 1989 | 123 | 2005 | 873 | 2021 | 3,757 |
| 1990 | 122 | 2006 | 996 | 2022 | 4,133 |
| 1991 | 141 | 2007 | 1,152 | 2023 | 4,316 |
| 1992 | 179 | 2008 | 1,447 | 2024 | 4,536 |
| 1993 | 235 | 2009 | 1,481 | 2025 | 4,829 |
| 1994 | 286 | 2010 | 1,629 | 2026 | 5,115 |
| 1995 | 359 | 2011 | 1,950 | | |
Show data table
| 1980 | 134 | 1996 | 4.62M | 2012 | 45.9M |
| 1981 | 184 | 1997 | 5.24M | 2013 | 49.8M |
| 1982 | 391 | 1998 | 5.94M | 2014 | 54.4M |
| 1983 | 614 | 1999 | 6.48M | 2015 | 56.6M |
| 1984 | 1,076 | 2000 | 7.06M | 2016 | 60.8M |
| 1985 | 2,136 | 2001 | 7.59M | 2017 | 67.2M |
| 1986 | 12,708 | 2002 | 8.34M | 2018 | 74M |
| 1987 | 53,094 | 2003 | 9.46M | 2019 | 79.9M |
| 1988 | 222,999 | 2004 | 11.9M | 2020 | 82.4M |
| 1989 | 550,689 | 2005 | 13.8M | 2021 | 86.2M |
| 1990 | 789,052 | 2006 | 15.9M | 2022 | 96.7M |
| 1991 | 1.42M | 2007 | 18.5M | 2023 | 103M |
| 1992 | 2M | 2008 | 23.8M | 2024 | 114M |
| 1993 | 2.5M | 2009 | 26.4M | 2025 | 126M |
| 1994 | 3.13M | 2010 | 31.1M | 2026 | 137M |
| 1995 | 3.95M | 2011 | 40.3M | | |
Show data table
| 1980 | 7.12M | 1996 | 14.8M | 2012 | 34.6M |
| 1981 | 7.38M | 1997 | 15.7M | 2013 | 36.2M |
| 1982 | 7.83M | 1998 | 16.4M | 2014 | 38.1M |
| 1983 | 8.23M | 1999 | 16.9M | 2015 | 40.3M |
| 1984 | 8.75M | 2000 | 17.8M | 2016 | 42.5M |
| 1985 | 9.07M | 2001 | 18.8M | 2017 | 45M |
| 1986 | 9.18M | 2002 | 19.9M | 2018 | 47.9M |
| 1987 | 9.21M | 2003 | 21.1M | 2019 | 50.4M |
| 1988 | 9.5M | 2004 | 22.6M | 2020 | 51.3M |
| 1989 | 10M | 2005 | 24.1M | 2021 | 52.1M |
| 1990 | 10.1M | 2006 | 25.5M | 2022 | 56M |
| 1991 | 10.5M | 2007 | 27.1M | 2023 | 58.4M |
| 1992 | 11.2M | 2008 | 28.3M | 2024 | 61.8M |
| 1993 | 11.9M | 2009 | 29.6M | 2025 | 66.1M |
| 1994 | 12.8M | 2010 | 31.1M | 2026 | 70.3M |
| 1995 | 13.7M | 2011 | 33.2M | | |