Show data table
| 1980 | 165B | 1996 | 158B | 2012 | 752B |
| 1981 | 184B | 1997 | 166B | 2013 | 770B |
| 1982 | 153B | 1998 | 147B | 2014 | 787B |
| 1983 | 129B | 1999 | 162B | 2015 | 693B |
| 1984 | 120B | 2000 | 190B | 2016 | 689B |
| 1985 | 104B | 2001 | 184B | 2017 | 741B |
| 1986 | 86.9B | 2002 | 190B | 2018 | 887B |
| 1987 | 85.6B | 2003 | 216B | 2019 | 889B |
| 1988 | 88.1B | 2004 | 259B | 2020 | 767B |
| 1989 | 95.2B | 2005 | 328B | 2021 | 983B |
| 1990 | 117B | 2006 | 376B | 2022 | 1.24T |
| 1991 | 132B | 2007 | 416B | 2023 | 1.22T |
| 1992 | 137B | 2008 | 520B | 2024 | 1.25T |
| 1993 | 133B | 2009 | 429B | 2025 | 1.28T |
| 1994 | 135B | 2010 | 528B | 2026 | 1.39T |
| 1995 | 143B | 2011 | 681B | | |
Show data table
| 1980 | 547B | 1996 | 594B | 2012 | 2.82T |
| 1981 | 623B | 1997 | 622B | 2013 | 2.89T |
| 1982 | 525B | 1998 | 550B | 2014 | 2.95T |
| 1983 | 446B | 1999 | 606B | 2015 | 2.6T |
| 1984 | 422B | 2000 | 711B | 2016 | 2.58T |
| 1985 | 376B | 2001 | 691B | 2017 | 2.78T |
| 1986 | 322B | 2002 | 711B | 2018 | 3.32T |
| 1987 | 321B | 2003 | 809B | 2019 | 3.33T |
| 1988 | 331B | 2004 | 970B | 2020 | 2.88T |
| 1989 | 357B | 2005 | 1.23T | 2021 | 3.68T |
| 1990 | 441B | 2006 | 1.41T | 2022 | 4.65T |
| 1991 | 495B | 2007 | 1.56T | 2023 | 4.57T |
| 1992 | 513B | 2008 | 1.95T | 2024 | 4.7T |
| 1993 | 498B | 2009 | 1.61T | 2025 | 4.79T |
| 1994 | 506B | 2010 | 1.98T | 2026 | 5.21T |
| 1995 | 537B | 2011 | 2.55T | | |
Show data table
| 1980 | 1.86T | 1996 | 1.73T | 2012 | 3.27T |
| 1981 | 1.91T | 1997 | 1.78T | 2013 | 3.37T |
| 1982 | 1.61T | 1998 | 1.83T | 2014 | 3.5T |
| 1983 | 1.43T | 1999 | 1.82T | 2015 | 3.67T |
| 1984 | 1.37T | 2000 | 1.9T | 2016 | 3.73T |
| 1985 | 1.27T | 2001 | 1.91T | 2017 | 3.77T |
| 1986 | 1.29T | 2002 | 1.9T | 2018 | 3.9T |
| 1987 | 1.25T | 2003 | 2.06T | 2019 | 3.96T |
| 1988 | 1.33T | 2004 | 2.24T | 2020 | 3.81T |
| 1989 | 1.33T | 2005 | 2.37T | 2021 | 4.06T |
| 1990 | 1.46T | 2006 | 2.45T | 2022 | 4.55T |
| 1991 | 1.58T | 2007 | 2.51T | 2023 | 4.57T |
| 1992 | 1.65T | 2008 | 2.66T | 2024 | 4.69T |
| 1993 | 1.66T | 2009 | 2.64T | 2025 | 4.9T |
| 1994 | 1.67T | 2010 | 2.77T | 2026 | 5.05T |
| 1995 | 1.68T | 2011 | 3.09T | | |