Show data table
| 1980 | 1,344 | 1996 | 2,071 | 2012 | 5,784 |
| 1981 | 1,664 | 1997 | 2,061 | 2013 | 6,658 |
| 1982 | 1,693 | 1998 | 1,873 | 2014 | 6,894 |
| 1983 | 1,824 | 1999 | 1,749 | 2015 | 6,125 |
| 1984 | 1,439 | 2000 | 1,718 | 2016 | 6,046 |
| 1985 | 1,194 | 2001 | 1,622 | 2017 | 6,469 |
| 1986 | 1,386 | 2002 | 1,356 | 2018 | 6,609 |
| 1987 | 1,129 | 2003 | 1,434 | 2019 | 6,172 |
| 1988 | 1,453 | 2004 | 1,776 | 2020 | 5,713 |
| 1989 | 1,024 | 2005 | 1,964 | 2021 | 6,392 |
| 1990 | 1,207 | 2006 | 2,437 | 2022 | 6,658 |
| 1991 | 1,674 | 2007 | 3,217 | 2023 | 6,819 |
| 1992 | 1,671 | 2008 | 4,405 | 2024 | 7,020 |
| 1993 | 1,650 | 2009 | 3,973 | 2025 | 7,692 |
| 1994 | 1,747 | 2010 | 4,786 | 2026 | 9,372 |
| 1995 | 1,963 | 2011 | 5,907 | | |
Show data table
| 1980 | 169,381 | 1996 | 4.26M | 2012 | 25.6M |
| 1981 | 209,626 | 1997 | 4.49M | 2013 | 28.7M |
| 1982 | 213,284 | 1998 | 5.11M | 2014 | 30.8M |
| 1983 | 229,766 | 1999 | 5.46M | 2015 | 31.9M |
| 1984 | 289,169 | 2000 | 5.99M | 2016 | 34.3M |
| 1985 | 366,093 | 2001 | 6.66M | 2017 | 36.4M |
| 1986 | 469,988 | 2002 | 7.75M | 2018 | 37.9M |
| 1987 | 620,693 | 2003 | 9.21M | 2019 | 38.5M |
| 1988 | 799,253 | 2004 | 10.6M | 2020 | 38.7M |
| 1989 | 1.08M | 2005 | 12.1M | 2021 | 43.3M |
| 1990 | 1.48M | 2006 | 13.7M | 2022 | 46.5M |
| 1991 | 2.22M | 2007 | 16.2M | 2023 | 49.7M |
| 1992 | 2.51M | 2008 | 19.2M | 2024 | 53.1M |
| 1993 | 2.88M | 2009 | 19.7M | 2025 | 58M |
| 1994 | 3.33M | 2010 | 22.8M | 2026 | 62M |
| 1995 | 3.85M | 2011 | 24.8M | | |
Show data table
| 1980 | 20.3M | 1996 | 22.4M | 2012 | 27.4M |
| 1981 | 21.5M | 1997 | 22.8M | 2013 | 29.5M |
| 1982 | 20.6M | 1998 | 22.3M | 2014 | 30.8M |
| 1983 | 19.4M | 1999 | 21.6M | 2015 | 31.4M |
| 1984 | 19.4M | 2000 | 20.7M | 2016 | 32.4M |
| 1985 | 19.5M | 2001 | 20.2M | 2017 | 33.6M |
| 1986 | 19M | 2002 | 19.9M | 2018 | 34.4M |
| 1987 | 19.3M | 2003 | 20.5M | 2019 | 33.9M |
| 1988 | 19.8M | 2004 | 21.1M | 2020 | 33.3M |
| 1989 | 20.4M | 2005 | 21.4M | 2021 | 34.4M |
| 1990 | 20.7M | 2006 | 22.3M | 2022 | 34.2M |
| 1991 | 20.8M | 2007 | 23.3M | 2023 | 35.8M |
| 1992 | 20.6M | 2008 | 24.6M | 2024 | 37.2M |
| 1993 | 21.1M | 2009 | 24.4M | 2025 | 39.1M |
| 1994 | 21.7M | 2010 | 26.9M | 2026 | 40.5M |
| 1995 | 22.6M | 2011 | 27.9M | | |