Show data table
| 1980 | 132M | 1996 | 679M | 2012 | 1.36B |
| 1981 | 149M | 1997 | 734M | 2013 | 1.33B |
| 1982 | 166M | 1998 | 790M | 2014 | 1.38B |
| 1983 | 185M | 1999 | 836M | 2015 | 1.44B |
| 1984 | 212M | 2000 | 901M | 2016 | 1.49B |
| 1985 | 246M | 2001 | 878M | 2017 | 1.54B |
| 1986 | 298M | 2002 | 898M | 2018 | 1.66B |
| 1987 | 347M | 2003 | 948M | 2019 | 1.73B |
| 1988 | 411M | 2004 | 1.03B | 2020 | 1.41B |
| 1989 | 455M | 2005 | 1.14B | 2021 | 1.6B |
| 1990 | 479M | 2006 | 1.3B | 2022 | 1.86B |
| 1991 | 504M | 2007 | 1.49B | 2023 | 2.05B |
| 1992 | 525M | 2008 | 1.56B | 2024 | 2.16B |
| 1993 | 566M | 2009 | 1.39B | 2025 | 2.27B |
| 1994 | 625M | 2010 | 1.3B | 2026 | 2.39B |
| 1995 | 616M | 2011 | 1.29B | | |
Show data table
| 1980 | 358M | 1996 | 1.83B | 2012 | 3.69B |
| 1981 | 403M | 1997 | 1.98B | 2013 | 3.58B |
| 1982 | 449M | 1998 | 2.13B | 2014 | 3.72B |
| 1983 | 499M | 1999 | 2.26B | 2015 | 3.88B |
| 1984 | 573M | 2000 | 2.43B | 2016 | 4.02B |
| 1985 | 665M | 2001 | 2.37B | 2017 | 4.14B |
| 1986 | 803M | 2002 | 2.43B | 2018 | 4.49B |
| 1987 | 937M | 2003 | 2.56B | 2019 | 4.66B |
| 1988 | 1.11B | 2004 | 2.77B | 2020 | 3.81B |
| 1989 | 1.23B | 2005 | 3.09B | 2021 | 4.33B |
| 1990 | 1.29B | 2006 | 3.52B | 2022 | 5.01B |
| 1991 | 1.36B | 2007 | 4.02B | 2023 | 5.55B |
| 1992 | 1.42B | 2008 | 4.21B | 2024 | 5.84B |
| 1993 | 1.53B | 2009 | 3.74B | 2025 | 6.14B |
| 1994 | 1.69B | 2010 | 3.51B | 2026 | 6.44B |
| 1995 | 1.66B | 2011 | 3.48B | | |
Show data table
| 1980 | 1.29B | 1996 | 2.69B | 2012 | 3.82B |
| 1981 | 1.34B | 1997 | 2.83B | 2013 | 3.79B |
| 1982 | 1.34B | 1998 | 2.97B | 2014 | 3.88B |
| 1983 | 1.41B | 1999 | 3.08B | 2015 | 3.93B |
| 1984 | 1.56B | 2000 | 3.27B | 2016 | 4.09B |
| 1985 | 1.67B | 2001 | 3.12B | 2017 | 4.2B |
| 1986 | 1.87B | 2002 | 3.15B | 2018 | 4.49B |
| 1987 | 1.99B | 2003 | 3.35B | 2019 | 4.63B |
| 1988 | 2.09B | 2004 | 3.54B | 2020 | 3.76B |
| 1989 | 2.2B | 2005 | 3.77B | 2021 | 4.06B |
| 1990 | 2.27B | 2006 | 4.25B | 2022 | 4.41B |
| 1991 | 2.32B | 2007 | 4.64B | 2023 | 4.58B |
| 1992 | 2.35B | 2008 | 4.64B | 2024 | 4.69B |
| 1993 | 2.47B | 2009 | 4.08B | 2025 | 4.84B |
| 1994 | 2.64B | 2010 | 3.77B | 2026 | 4.96B |
| 1995 | 2.52B | 2011 | 3.69B | | |