Show data table
| 1980 | 1,285 | 1996 | 4,047 | 2012 | 9,449 |
| 1981 | 1,203 | 1997 | 3,753 | 2013 | 9,805 |
| 1982 | 1,140 | 1998 | 3,752 | 2014 | 10,417 |
| 1983 | 1,196 | 1999 | 3,911 | 2015 | 9,559 |
| 1984 | 1,095 | 2000 | 4,158 | 2016 | 10,024 |
| 1985 | 1,100 | 2001 | 4,081 | 2017 | 10,911 |
| 1986 | 1,474 | 2002 | 4,253 | 2018 | 11,724 |
| 1987 | 1,852 | 2003 | 5,073 | 2019 | 11,489 |
| 1988 | 2,133 | 2004 | 5,702 | 2020 | 9,083 |
| 1989 | 2,175 | 2005 | 5,590 | 2021 | 9,146 |
| 1990 | 2,590 | 2006 | 5,773 | 2022 | 10,317 |
| 1991 | 2,819 | 2007 | 6,663 | 2023 | 11,296 |
| 1992 | 3,133 | 2008 | 8,138 | 2024 | 12,032 |
| 1993 | 3,191 | 2009 | 7,417 | 2025 | 12,977 |
| 1994 | 3,493 | 2010 | 8,108 | 2026 | 13,812 |
| 1995 | 3,955 | 2011 | 9,321 | | |
Show data table
| 1980 | 9,876 | 1996 | 72,640 | 2012 | 283,928 |
| 1981 | 10,747 | 1997 | 79,038 | 2013 | 301,036 |
| 1982 | 12,390 | 1998 | 90,013 | 2014 | 318,973 |
| 1983 | 13,996 | 1999 | 98,504 | 2015 | 335,104 |
| 1984 | 15,109 | 2000 | 109,141 | 2016 | 356,289 |
| 1985 | 16,983 | 2001 | 118,881 | 2017 | 376,237 |
| 1986 | 19,773 | 2002 | 127,426 | 2018 | 397,860 |
| 1987 | 23,851 | 2003 | 141,539 | 2019 | 407,538 |
| 1988 | 28,661 | 2004 | 156,790 | 2020 | 357,397 |
| 1989 | 33,167 | 2005 | 164,898 | 2021 | 381,334 |
| 1990 | 38,500 | 2006 | 183,040 | 2022 | 455,827 |
| 1991 | 44,125 | 2007 | 208,649 | 2023 | 511,338 |
| 1992 | 48,760 | 2008 | 231,554 | 2024 | 558,475 |
| 1993 | 56,318 | 2009 | 237,035 | 2025 | 600,043 |
| 1994 | 62,730 | 2010 | 249,603 | 2026 | 646,668 |
| 1995 | 68,759 | 2011 | 267,565 | | |
Show data table
| 1980 | 85,985 | 1996 | 178,220 | 2012 | 319,776 |
| 1981 | 89,704 | 1997 | 186,013 | 2013 | 329,967 |
| 1982 | 93,485 | 1998 | 195,244 | 2014 | 342,208 |
| 1983 | 92,985 | 1999 | 197,811 | 2015 | 354,552 |
| 1984 | 96,411 | 2000 | 211,923 | 2016 | 368,186 |
| 1985 | 102,202 | 2001 | 217,013 | 2017 | 382,540 |
| 1986 | 111,304 | 2002 | 219,018 | 2018 | 397,859 |
| 1987 | 121,703 | 2003 | 230,451 | 2019 | 409,446 |
| 1988 | 129,076 | 2004 | 238,856 | 2020 | 350,062 |
| 1989 | 133,811 | 2005 | 240,895 | 2021 | 362,077 |
| 1990 | 142,409 | 2006 | 250,597 | 2022 | 394,960 |
| 1991 | 147,129 | 2007 | 263,744 | 2023 | 415,675 |
| 1992 | 154,663 | 2008 | 276,949 | 2024 | 437,152 |
| 1993 | 160,607 | 2009 | 285,371 | 2025 | 451,731 |
| 1994 | 164,925 | 2010 | 297,155 | 2026 | 468,279 |
| 1995 | 170,524 | 2011 | 308,776 | | |