Show data table
| 1980 | 123 | 1996 | 527 | 2012 | 21,570 |
| 1981 | 110 | 1997 | 965 | 2013 | 20,253 |
| 1982 | 121 | 1998 | 777 | 2014 | 19,276 |
| 1983 | 126 | 1999 | 1,251 | 2015 | 11,219 |
| 1984 | 130 | 2000 | 1,886 | 2016 | 9,200 |
| 1985 | 206 | 2001 | 2,617 | 2017 | 9,621 |
| 1986 | 241 | 2002 | 3,106 | 2018 | 10,130 |
| 1987 | 284 | 2003 | 5,374 | 2019 | 8,356 |
| 1988 | 297 | 2004 | 8,188 | 2020 | 7,046 |
| 1989 | 253 | 2005 | 10,816 | 2021 | 8,416 |
| 1990 | 312 | 2006 | 12,744 | 2022 | 9,155 |
| 1991 | 299 | 2007 | 15,785 | 2023 | 7,991 |
| 1992 | 352 | 2008 | 22,832 | 2024 | 8,029 |
| 1993 | 343 | 2009 | 16,579 | 2025 | 7,628 |
| 1994 | 246 | 2010 | 17,167 | 2026 | 8,152 |
| 1995 | 334 | 2011 | 21,476 | | |
Show data table
| 1980 | 26,073 | 1996 | 269,650 | 2012 | 11M |
| 1981 | 29,837 | 1997 | 563,251 | 2013 | 10M |
| 1982 | 39,791 | 1998 | 458,542 | 2014 | 9.52M |
| 1983 | 48,169 | 1999 | 770,235 | 2015 | 6.63M |
| 1984 | 56,861 | 2000 | 1.34M | 2016 | 5.45M |
| 1985 | 92,393 | 2001 | 1.92M | 2017 | 5.59M |
| 1986 | 83,612 | 2002 | 2.16M | 2018 | 5.62M |
| 1987 | 85,432 | 2003 | 3.12M | 2019 | 4.9M |
| 1988 | 88,434 | 2004 | 4.32M | 2020 | 4.05M |
| 1989 | 80,786 | 2005 | 5.7M | 2021 | 4.66M |
| 1990 | 84,974 | 2006 | 6.66M | 2022 | 5.7M |
| 1991 | 84,370 | 2007 | 7.55M | 2023 | 4.85M |
| 1992 | 93,082 | 2008 | 10.2M | 2024 | 4.87M |
| 1993 | 97,264 | 2009 | 7.81M | 2025 | 4.43M |
| 1994 | 136,514 | 2010 | 8.49M | 2026 | 4.53M |
| 1995 | 166,639 | 2011 | 10.1M | | |
Show data table
| 1980 | 169,548 | 1996 | 371,246 | 2012 | 7.34M |
| 1981 | 169,543 | 1997 | 885,707 | 2013 | 6.75M |
| 1982 | 161,021 | 1998 | 1.06M | 2014 | 6.5M |
| 1983 | 156,252 | 1999 | 1.29M | 2015 | 5.68M |
| 1984 | 146,809 | 2000 | 2.61M | 2016 | 4.98M |
| 1985 | 156,144 | 2001 | 4.01M | 2017 | 4.53M |
| 1986 | 145,559 | 2002 | 4.6M | 2018 | 4.1M |
| 1987 | 146,504 | 2003 | 5.05M | 2019 | 3.74M |
| 1988 | 145,851 | 2004 | 6.31M | 2020 | 3.44M |
| 1989 | 139,950 | 2005 | 6.54M | 2021 | 3.36M |
| 1990 | 139,227 | 2006 | 6.66M | 2022 | 3.37M |
| 1991 | 133,194 | 2007 | 7.33M | 2023 | 3.1M |
| 1992 | 171,499 | 2008 | 8.25M | 2024 | 3.04M |
| 1993 | 183,214 | 2009 | 7.98M | 2025 | 2.76M |
| 1994 | 206,746 | 2010 | 6.95M | 2026 | 2.61M |
| 1995 | 252,369 | 2011 | 7.08M | | |