Show data table
| 1980 | 42.3B | 1996 | 292B | 2012 | 496B |
| 1981 | 49B | 1997 | 303B | 2013 | 513B |
| 1982 | 49.5B | 1998 | 280B | 2014 | 535B |
| 1983 | 54.1B | 1999 | 304B | 2015 | 535B |
| 1984 | 61.1B | 2000 | 331B | 2016 | 543B |
| 1985 | 63.6B | 2001 | 299B | 2017 | 592B |
| 1986 | 78.2B | 2002 | 307B | 2018 | 611B |
| 1987 | 105B | 2003 | 317B | 2019 | 614B |
| 1988 | 126B | 2004 | 347B | 2020 | 677B |
| 1989 | 153B | 2005 | 374B | 2021 | 777B |
| 1990 | 167B | 2006 | 386B | 2022 | 766B |
| 1991 | 187B | 2007 | 407B | 2023 | 757B |
| 1992 | 223B | 2008 | 416B | 2024 | 801B |
| 1993 | 236B | 2009 | 391B | 2025 | 920B |
| 1994 | 256B | 2010 | 444B | 2026 | 977B |
| 1995 | 279B | 2011 | 484B | | |
Show data table
| 1980 | 1.52T | 1996 | 8.03T | 2012 | 14.68T |
| 1981 | 1.8T | 1997 | 8.71T | 2013 | 15.27T |
| 1982 | 1.94T | 1998 | 9.37T | 2014 | 16.26T |
| 1983 | 2.17T | 1999 | 9.8T | 2015 | 17.06T |
| 1984 | 2.42T | 2000 | 10.33T | 2016 | 17.56T |
| 1985 | 2.54T | 2001 | 10.12T | 2017 | 18.01T |
| 1986 | 2.97T | 2002 | 10.63T | 2018 | 18.42T |
| 1987 | 3.34T | 2003 | 10.92T | 2019 | 18.97T |
| 1988 | 3.62T | 2004 | 11.6T | 2020 | 20.02T |
| 1989 | 4.03T | 2005 | 12.04T | 2021 | 21.77T |
| 1990 | 4.47T | 2006 | 12.57T | 2022 | 22.82T |
| 1991 | 5.02T | 2007 | 13.36T | 2023 | 23.6T |
| 1992 | 5.61T | 2008 | 13.12T | 2024 | 25.74T |
| 1993 | 6.2T | 2009 | 12.92T | 2025 | 28.7T |
| 1994 | 6.78T | 2010 | 14.06T | 2026 | 30.65T |
| 1995 | 7.39T | 2011 | 14.26T | | |
Show data table
| 1980 | 2.35T | 1996 | 8.04T | 2012 | 16.13T |
| 1981 | 2.57T | 1997 | 8.53T | 2013 | 16.53T |
| 1982 | 2.69T | 1998 | 8.89T | 2014 | 17.31T |
| 1983 | 2.93T | 1999 | 9.48T | 2015 | 17.56T |
| 1984 | 3.23T | 2000 | 10.08T | 2016 | 17.95T |
| 1985 | 3.38T | 2001 | 9.94T | 2017 | 18.6T |
| 1986 | 3.77T | 2002 | 10.49T | 2018 | 19.14T |
| 1987 | 4.26T | 2003 | 10.93T | 2019 | 19.73T |
| 1988 | 4.6T | 2004 | 11.69T | 2020 | 20.4T |
| 1989 | 5T | 2005 | 12.32T | 2021 | 21.77T |
| 1990 | 5.28T | 2006 | 13.03T | 2022 | 22.36T |
| 1991 | 5.72T | 2007 | 13.92T | 2023 | 22.6T |
| 1992 | 6.19T | 2008 | 14.03T | 2024 | 23.79T |
| 1993 | 6.61T | 2009 | 13.81T | 2025 | 25.85T |
| 1994 | 7.11T | 2010 | 15.22T | 2026 | 27.19T |
| 1995 | 7.57T | 2011 | 15.78T | | |