Show data table
| 1980 | 28.9B | 1996 | 160B | 2012 | 263B |
| 1981 | 31.1B | 1997 | 177B | 2013 | 276B |
| 1982 | 32.3B | 1998 | 169B | 2014 | 291B |
| 1983 | 29.9B | 1999 | 166B | 2015 | 309B |
| 1984 | 33.5B | 2000 | 172B | 2016 | 321B |
| 1985 | 35.7B | 2001 | 169B | 2017 | 341B |
| 1986 | 41.1B | 2002 | 166B | 2018 | 362B |
| 1987 | 50.6B | 2003 | 161B | 2019 | 363B |
| 1988 | 59.7B | 2004 | 169B | 2020 | 345B |
| 1989 | 68.8B | 2005 | 182B | 2021 | 369B |
| 1990 | 76.9B | 2006 | 194B | 2022 | 359B |
| 1991 | 89B | 2007 | 212B | 2023 | 381B |
| 1992 | 104B | 2008 | 219B | 2024 | 408B |
| 1993 | 120B | 2009 | 214B | 2025 | 427B |
| 1994 | 136B | 2010 | 229B | 2026 | 450B |
| 1995 | 145B | 2011 | 249B | | |
Show data table
| 1980 | 144B | 1996 | 1.24T | 2012 | 2.04T |
| 1981 | 174B | 1997 | 1.37T | 2013 | 2.14T |
| 1982 | 196B | 1998 | 1.31T | 2014 | 2.26T |
| 1983 | 217B | 1999 | 1.29T | 2015 | 2.4T |
| 1984 | 262B | 2000 | 1.34T | 2016 | 2.49T |
| 1985 | 278B | 2001 | 1.32T | 2017 | 2.66T |
| 1986 | 321B | 2002 | 1.3T | 2018 | 2.84T |
| 1987 | 395B | 2003 | 1.26T | 2019 | 2.85T |
| 1988 | 466B | 2004 | 1.32T | 2020 | 2.68T |
| 1989 | 537B | 2005 | 1.41T | 2021 | 2.87T |
| 1990 | 599B | 2006 | 1.5T | 2022 | 2.81T |
| 1991 | 691B | 2007 | 1.65T | 2023 | 2.98T |
| 1992 | 807B | 2008 | 1.71T | 2024 | 3.19T |
| 1993 | 931B | 2009 | 1.66T | 2025 | 3.33T |
| 1994 | 1.05T | 2010 | 1.78T | 2026 | 3.5T |
| 1995 | 1.12T | 2011 | 1.93T | | |
Show data table
| 1980 | 578B | 1996 | 1.49T | 2012 | 2.59T |
| 1981 | 631B | 1997 | 1.57T | 2013 | 2.67T |
| 1982 | 649B | 1998 | 1.48T | 2014 | 2.75T |
| 1983 | 689B | 1999 | 1.52T | 2015 | 2.81T |
| 1984 | 757B | 2000 | 1.63T | 2016 | 2.87T |
| 1985 | 763B | 2001 | 1.64T | 2017 | 2.98T |
| 1986 | 848B | 2002 | 1.67T | 2018 | 3.07T |
| 1987 | 961B | 2003 | 1.72T | 2019 | 3.02T |
| 1988 | 1.04T | 2004 | 1.87T | 2020 | 2.82T |
| 1989 | 1.07T | 2005 | 2.01T | 2021 | 3T |
| 1990 | 1.11T | 2006 | 2.15T | 2022 | 2.89T |
| 1991 | 1.17T | 2007 | 2.29T | 2023 | 2.98T |
| 1992 | 1.24T | 2008 | 2.34T | 2024 | 3.06T |
| 1993 | 1.32T | 2009 | 2.28T | 2025 | 3.17T |
| 1994 | 1.4T | 2010 | 2.43T | 2026 | 3.24T |
| 1995 | 1.43T | 2011 | 2.55T | | |