Show data table
| 1980 | 111M | 1996 | 367M | 2012 | 800M |
| 1981 | 116M | 1997 | 392M | 2013 | 843M |
| 1982 | 125M | 1998 | 446M | 2014 | 911M |
| 1983 | 132M | 1999 | 482M | 2015 | 997M |
| 1984 | 146M | 2000 | 520M | 2016 | 1.06B |
| 1985 | 168M | 2001 | 520M | 2017 | 1.13B |
| 1986 | 188M | 2002 | 540M | 2018 | 1.17B |
| 1987 | 215M | 2003 | 591M | 2019 | 1.21B |
| 1988 | 236M | 2004 | 599M | 2020 | 1.04B |
| 1989 | 267M | 2005 | 695M | 2021 | 1.12B |
| 1990 | 278M | 2006 | 699M | 2022 | 1.22B |
| 1991 | 301M | 2007 | 759M | 2023 | 1.34B |
| 1992 | 310M | 2008 | 826M | 2024 | 1.35B |
| 1993 | 310M | 2009 | 771M | 2025 | 1.42B |
| 1994 | 325M | 2010 | 771M | 2026 | 1.48B |
| 1995 | 342M | 2011 | 779M | | |
Show data table
| 1980 | 299M | 1996 | 991M | 2012 | 2.16B |
| 1981 | 312M | 1997 | 1.06B | 2013 | 2.28B |
| 1982 | 339M | 1998 | 1.2B | 2014 | 2.46B |
| 1983 | 356M | 1999 | 1.3B | 2015 | 2.69B |
| 1984 | 393M | 2000 | 1.4B | 2016 | 2.87B |
| 1985 | 453M | 2001 | 1.41B | 2017 | 3.04B |
| 1986 | 506M | 2002 | 1.46B | 2018 | 3.15B |
| 1987 | 581M | 2003 | 1.6B | 2019 | 3.28B |
| 1988 | 638M | 2004 | 1.62B | 2020 | 2.82B |
| 1989 | 722M | 2005 | 1.88B | 2021 | 3.03B |
| 1990 | 751M | 2006 | 1.89B | 2022 | 3.31B |
| 1991 | 812M | 2007 | 2.05B | 2023 | 3.61B |
| 1992 | 837M | 2008 | 2.23B | 2024 | 3.65B |
| 1993 | 836M | 2009 | 2.08B | 2025 | 3.83B |
| 1994 | 878M | 2010 | 2.08B | 2026 | 4B |
| 1995 | 924M | 2011 | 2.1B | | |
Show data table
| 1980 | 712M | 1996 | 1.19B | 2012 | 1.87B |
| 1981 | 721M | 1997 | 1.25B | 2013 | 1.91B |
| 1982 | 751M | 1998 | 1.4B | 2014 | 2.06B |
| 1983 | 776M | 1999 | 1.5B | 2015 | 2.19B |
| 1984 | 806M | 2000 | 1.57B | 2016 | 2.27B |
| 1985 | 855M | 2001 | 1.54B | 2017 | 2.37B |
| 1986 | 918M | 2002 | 1.6B | 2018 | 2.47B |
| 1987 | 1B | 2003 | 1.75B | 2019 | 2.49B |
| 1988 | 1.03B | 2004 | 1.74B | 2020 | 2.15B |
| 1989 | 1.07B | 2005 | 1.97B | 2021 | 2.25B |
| 1990 | 1.11B | 2006 | 1.89B | 2022 | 2.41B |
| 1991 | 1.13B | 2007 | 2B | 2023 | 2.52B |
| 1992 | 1.12B | 2008 | 2.02B | 2024 | 2.58B |
| 1993 | 1.1B | 2009 | 1.89B | 2025 | 2.7B |
| 1994 | 1.12B | 2010 | 1.88B | 2026 | 2.78B |
| 1995 | 1.14B | 2011 | 1.89B | | |