Show data table
| 1980 | 9,893 | 1996 | 39,944 | 2012 | 49,657 |
| 1981 | 10,828 | 1997 | 36,344 | 2013 | 41,406 |
| 1982 | 10,006 | 1998 | 32,848 | 2014 | 39,221 |
| 1983 | 10,899 | 1999 | 37,042 | 2015 | 35,711 |
| 1984 | 11,467 | 2000 | 39,757 | 2016 | 40,252 |
| 1985 | 12,083 | 2001 | 34,915 | 2017 | 39,751 |
| 1986 | 17,856 | 2002 | 33,328 | 2018 | 40,747 |
| 1987 | 21,632 | 2003 | 35,832 | 2019 | 41,560 |
| 1988 | 26,089 | 2004 | 38,686 | 2020 | 41,234 |
| 1989 | 25,852 | 2005 | 38,165 | 2021 | 41,644 |
| 1990 | 26,399 | 2006 | 36,385 | 2022 | 35,566 |
| 1991 | 30,109 | 2007 | 36,199 | 2023 | 35,225 |
| 1992 | 32,739 | 2008 | 40,411 | 2024 | 33,820 |
| 1993 | 37,193 | 2009 | 41,840 | 2025 | 35,973 |
| 1994 | 40,795 | 2010 | 45,547 | 2026 | 35,703 |
| 1995 | 44,960 | 2011 | 49,123 | | |
Show data table
| 1980 | 2.24M | 1996 | 4.35M | 2012 | 3.96M |
| 1981 | 2.39M | 1997 | 4.4M | 2013 | 4.04M |
| 1982 | 2.49M | 1998 | 4.3M | 2014 | 4.16M |
| 1983 | 2.59M | 1999 | 4.22M | 2015 | 4.32M |
| 1984 | 2.72M | 2000 | 4.28M | 2016 | 4.38M |
| 1985 | 2.88M | 2001 | 4.24M | 2017 | 4.46M |
| 1986 | 3.01M | 2002 | 4.18M | 2018 | 4.5M |
| 1987 | 3.13M | 2003 | 4.15M | 2019 | 4.53M |
| 1988 | 3.34M | 2004 | 4.19M | 2020 | 4.4M |
| 1989 | 3.57M | 2005 | 4.21M | 2021 | 4.57M |
| 1990 | 3.82M | 2006 | 4.23M | 2022 | 4.68M |
| 1991 | 4.06M | 2007 | 4.26M | 2023 | 4.95M |
| 1992 | 4.15M | 2008 | 4.18M | 2024 | 5.12M |
| 1993 | 4.14M | 2009 | 3.92M | 2025 | 5.38M |
| 1994 | 4.17M | 2010 | 4M | 2026 | 5.52M |
| 1995 | 4.23M | 2011 | 3.92M | | |
Show data table
| 1980 | 2.44M | 1996 | 3.9M | 2012 | 4.21M |
| 1981 | 2.52M | 1997 | 3.94M | 2013 | 4.3M |
| 1982 | 2.59M | 1998 | 3.86M | 2014 | 4.35M |
| 1983 | 2.66M | 1999 | 3.84M | 2015 | 4.43M |
| 1984 | 2.76M | 2000 | 3.95M | 2016 | 4.46M |
| 1985 | 2.89M | 2001 | 3.95M | 2017 | 4.55M |
| 1986 | 2.97M | 2002 | 3.94M | 2018 | 4.59M |
| 1987 | 3.09M | 2003 | 3.99M | 2019 | 4.59M |
| 1988 | 3.28M | 2004 | 4.07M | 2020 | 4.4M |
| 1989 | 3.43M | 2005 | 4.15M | 2021 | 4.57M |
| 1990 | 3.58M | 2006 | 4.21M | 2022 | 4.65M |
| 1991 | 3.7M | 2007 | 4.28M | 2023 | 4.71M |
| 1992 | 3.72M | 2008 | 4.23M | 2024 | 4.72M |
| 1993 | 3.69M | 2009 | 3.99M | 2025 | 4.8M |
| 1994 | 3.71M | 2010 | 4.15M | 2026 | 4.86M |
| 1995 | 3.79M | 2011 | 4.13M | | |