Show data table
| 1980 | 413 | 1996 | 2,108 | 2012 | 8,720 |
| 1981 | 465 | 1997 | 2,554 | 2013 | 9,766 |
| 1982 | 535 | 1998 | 2,659 | 2014 | 10,787 |
| 1983 | 560 | 1999 | 2,843 | 2015 | 11,839 |
| 1984 | 646 | 2000 | 2,967 | 2016 | 12,436 |
| 1985 | 738 | 2001 | 2,780 | 2017 | 13,374 |
| 1986 | 836 | 2002 | 2,952 | 2018 | 14,762 |
| 1987 | 770 | 2003 | 3,691 | 2019 | 15,374 |
| 1988 | 898 | 2004 | 4,238 | 2020 | 9,803 |
| 1989 | 988 | 2005 | 3,960 | 2021 | 13,632 |
| 1990 | 1,092 | 2006 | 5,269 | 2022 | 15,782 |
| 1991 | 1,185 | 2007 | 6,128 | 2023 | 16,637 |
| 1992 | 1,343 | 2008 | 7,338 | 2024 | 17,454 |
| 1993 | 1,479 | 2009 | 7,451 | 2025 | 18,658 |
| 1994 | 1,591 | 2010 | 8,087 | 2026 | 19,464 |
| 1995 | 1,903 | 2011 | 8,078 | | |
Show data table
| 1980 | 3,114 | 1996 | 24,807 | 2012 | 134,020 |
| 1981 | 3,510 | 1997 | 30,061 | 2013 | 150,498 |
| 1982 | 3,837 | 1998 | 31,295 | 2014 | 166,235 |
| 1983 | 3,950 | 1999 | 33,458 | 2015 | 182,433 |
| 1984 | 4,557 | 2000 | 34,925 | 2016 | 191,632 |
| 1985 | 5,237 | 2001 | 35,590 | 2017 | 206,090 |
| 1986 | 5,976 | 2002 | 37,788 | 2018 | 227,487 |
| 1987 | 7,100 | 2003 | 47,242 | 2019 | 236,916 |
| 1988 | 7,888 | 2004 | 54,247 | 2020 | 151,065 |
| 1989 | 8,931 | 2005 | 50,694 | 2021 | 210,077 |
| 1990 | 10,426 | 2006 | 67,441 | 2022 | 243,202 |
| 1991 | 12,146 | 2007 | 78,445 | 2023 | 256,378 |
| 1992 | 14,195 | 2008 | 93,926 | 2024 | 268,966 |
| 1993 | 16,210 | 2009 | 95,370 | 2025 | 287,525 |
| 1994 | 18,435 | 2010 | 103,510 | 2026 | 299,938 |
| 1995 | 22,400 | 2011 | 124,487 | | |
Show data table
| 1980 | 44,908 | 1996 | 89,740 | 2012 | 168,093 |
| 1981 | 46,621 | 1997 | 97,017 | 2013 | 176,830 |
| 1982 | 48,574 | 1998 | 104,342 | 2014 | 187,478 |
| 1983 | 48,928 | 1999 | 109,653 | 2015 | 191,516 |
| 1984 | 55,473 | 2000 | 113,143 | 2016 | 200,363 |
| 1985 | 60,714 | 2001 | 112,341 | 2017 | 210,996 |
| 1986 | 63,504 | 2002 | 117,248 | 2018 | 225,295 |
| 1987 | 67,383 | 2003 | 131,721 | 2019 | 236,916 |
| 1988 | 71,403 | 2004 | 137,536 | 2020 | 156,326 |
| 1989 | 76,061 | 2005 | 120,327 | 2021 | 211,413 |
| 1990 | 70,241 | 2006 | 146,133 | 2022 | 236,671 |
| 1991 | 71,702 | 2007 | 153,513 | 2023 | 244,644 |
| 1992 | 74,247 | 2008 | 164,755 | 2024 | 247,998 |
| 1993 | 76,180 | 2009 | 148,817 | 2025 | 256,174 |
| 1994 | 79,769 | 2010 | 156,365 | 2026 | 259,558 |
| 1995 | 84,058 | 2011 | 166,967 | | |