Show data table
| 1980 | 1.16T | 1996 | 5.02T | 2012 | 6.33T |
| 1981 | 1.27T | 1997 | 4.58T | 2013 | 5.27T |
| 1982 | 1.19T | 1998 | 4.15T | 2014 | 4.99T |
| 1983 | 1.3T | 1999 | 4.69T | 2015 | 4.53T |
| 1984 | 1.38T | 2000 | 5.04T | 2016 | 5.11T |
| 1985 | 1.46T | 2001 | 4.44T | 2017 | 5.04T |
| 1986 | 2.17T | 2002 | 4.25T | 2018 | 5.15T |
| 1987 | 2.64T | 2003 | 4.57T | 2019 | 5.25T |
| 1988 | 3.2T | 2004 | 4.94T | 2020 | 5.19T |
| 1989 | 3.18T | 2005 | 4.88T | 2021 | 5.23T |
| 1990 | 3.26T | 2006 | 4.65T | 2022 | 4.45T |
| 1991 | 3.73T | 2007 | 4.62T | 2023 | 4.38T |
| 1992 | 4.07T | 2008 | 5.16T | 2024 | 4.19T |
| 1993 | 4.64T | 2009 | 5.34T | 2025 | 4.44T |
| 1994 | 5.1T | 2010 | 5.81T | 2026 | 4.38T |
| 1995 | 5.64T | 2011 | 6.28T | | |
Show data table
| 1980 | 261.93T | 1996 | 546.23T | 2012 | 505.38T |
| 1981 | 280.89T | 1997 | 554.11T | 2013 | 514.55T |
| 1982 | 295.21T | 1998 | 543.3T | 2014 | 528.22T |
| 1983 | 308.74T | 1999 | 534.11T | 2015 | 548.87T |
| 1984 | 326.97T | 2000 | 543.39T | 2016 | 555.97T |
| 1985 | 348.17T | 2001 | 539.44T | 2017 | 565.12T |
| 1986 | 365.44T | 2002 | 532.39T | 2018 | 569.15T |
| 1987 | 381.8T | 2003 | 530.21T | 2019 | 571.84T |
| 1988 | 409.72T | 2004 | 534.63T | 2020 | 554.07T |
| 1989 | 438.8T | 2005 | 537.39T | 2021 | 573.57T |
| 1990 | 471.83T | 2006 | 540.57T | 2022 | 584.9T |
| 1991 | 502.65T | 2007 | 544.57T | 2023 | 616.03T |
| 1992 | 515.68T | 2008 | 533.36T | 2024 | 634.23T |
| 1993 | 516.02T | 2009 | 499.36T | 2025 | 663.76T |
| 1994 | 521.67T | 2010 | 510.14T | 2026 | 677.6T |
| 1995 | 530.46T | 2011 | 501.14T | | |
Show data table
| 1980 | 284.71T | 1996 | 489.75T | 2012 | 537.26T |
| 1981 | 296.84T | 1997 | 496.43T | 2013 | 547.99T |
| 1982 | 306.58T | 1998 | 487.63T | 2014 | 552.95T |
| 1983 | 317.71T | 1999 | 485.93T | 2015 | 562.9T |
| 1984 | 331.72T | 2000 | 500.41T | 2016 | 566.87T |
| 1985 | 348.84T | 2001 | 501.83T | 2017 | 576.08T |
| 1986 | 360.33T | 2002 | 502.26T | 2018 | 580.88T |
| 1987 | 377.08T | 2003 | 509.19T | 2019 | 579.09T |
| 1988 | 402.2T | 2004 | 519.95T | 2020 | 554.28T |
| 1989 | 422.01T | 2005 | 529.56T | 2021 | 574.04T |
| 1990 | 442.44T | 2006 | 537.75T | 2022 | 581.69T |
| 1991 | 458.03T | 2007 | 547.04T | 2023 | 585.88T |
| 1992 | 462.16T | 2008 | 540.66T | 2024 | 584.46T |
| 1993 | 460.03T | 2009 | 508.57T | 2025 | 591.43T |
| 1994 | 464.27T | 2010 | 529.6T | 2026 | 595.68T |
| 1995 | 475.14T | 2011 | 528.54T | | |