Show data table
| 1980 | 19,543 | 1996 | 9,667 | 2012 | 28,733 |
| 1981 | 20,846 | 1997 | 9,859 | 2013 | 27,865 |
| 1982 | 16,508 | 1998 | 8,513 | 2014 | 27,805 |
| 1983 | 13,253 | 1999 | 9,145 | 2015 | 23,256 |
| 1984 | 11,688 | 2000 | 10,449 | 2016 | 22,268 |
| 1985 | 9,667 | 2001 | 9,898 | 2017 | 23,929 |
| 1986 | 7,699 | 2002 | 9,937 | 2018 | 29,360 |
| 1987 | 7,222 | 2003 | 11,028 | 2019 | 29,567 |
| 1988 | 7,083 | 2004 | 12,891 | 2020 | 24,318 |
| 1989 | 7,287 | 2005 | 15,943 | 2021 | 31,921 |
| 1990 | 8,562 | 2006 | 17,827 | 2022 | 38,510 |
| 1991 | 9,143 | 2007 | 19,196 | 2023 | 36,157 |
| 1992 | 9,243 | 2008 | 23,404 | 2024 | 35,528 |
| 1993 | 8,741 | 2009 | 18,837 | 2025 | 35,464 |
| 1994 | 8,664 | 2010 | 22,028 | 2026 | 37,811 |
| 1995 | 8,957 | 2011 | 27,127 | | |
Show data table
| 1980 | 65,016 | 1996 | 36,251 | 2012 | 107,750 |
| 1981 | 70,512 | 1997 | 36,971 | 2013 | 104,495 |
| 1982 | 56,591 | 1998 | 31,922 | 2014 | 104,270 |
| 1983 | 45,785 | 1999 | 34,292 | 2015 | 87,211 |
| 1984 | 41,186 | 2000 | 39,182 | 2016 | 83,504 |
| 1985 | 35,014 | 2001 | 37,119 | 2017 | 89,735 |
| 1986 | 28,534 | 2002 | 37,265 | 2018 | 110,100 |
| 1987 | 27,082 | 2003 | 41,355 | 2019 | 110,875 |
| 1988 | 26,562 | 2004 | 48,343 | 2020 | 91,194 |
| 1989 | 27,328 | 2005 | 59,788 | 2021 | 119,703 |
| 1990 | 32,108 | 2006 | 66,853 | 2022 | 144,413 |
| 1991 | 34,287 | 2007 | 71,985 | 2023 | 135,588 |
| 1992 | 34,660 | 2008 | 87,764 | 2024 | 133,229 |
| 1993 | 32,778 | 2009 | 70,639 | 2025 | 132,992 |
| 1994 | 32,489 | 2010 | 82,606 | 2026 | 141,793 |
| 1995 | 33,591 | 2011 | 101,725 | | |
Show data table
| 1980 | 220,732 | 1996 | 105,772 | 2012 | 125,053 |
| 1981 | 216,482 | 1997 | 105,858 | 2013 | 121,955 |
| 1982 | 172,953 | 1998 | 106,106 | 2014 | 123,793 |
| 1983 | 146,603 | 1999 | 102,798 | 2015 | 123,007 |
| 1984 | 134,021 | 2000 | 104,957 | 2016 | 120,504 |
| 1985 | 118,429 | 2001 | 102,685 | 2017 | 121,838 |
| 1986 | 113,921 | 2002 | 99,429 | 2018 | 129,023 |
| 1987 | 105,093 | 2003 | 105,444 | 2019 | 131,732 |
| 1988 | 106,690 | 2004 | 111,681 | 2020 | 120,741 |
| 1989 | 102,027 | 2005 | 115,363 | 2021 | 131,821 |
| 1990 | 106,323 | 2006 | 116,206 | 2022 | 141,259 |
| 1991 | 109,310 | 2007 | 115,808 | 2023 | 135,588 |
| 1992 | 111,459 | 2008 | 119,957 | 2024 | 132,881 |
| 1993 | 109,086 | 2009 | 115,710 | 2025 | 136,141 |
| 1994 | 107,372 | 2010 | 115,464 | 2026 | 137,629 |
| 1995 | 105,014 | 2011 | 123,316 | | |