Show data table
| 1980 | 23.8B | 1996 | 46.7B | 2012 | 106B |
| 1981 | 19.3B | 1997 | 42.4B | 2013 | 116B |
| 1982 | 19.5B | 1998 | 45.2B | 2014 | 119B |
| 1983 | 17.6B | 1999 | 45.1B | 2015 | 110B |
| 1984 | 16.1B | 2000 | 42.1B | 2016 | 112B |
| 1985 | 16.3B | 2001 | 42.7B | 2017 | 119B |
| 1986 | 21.5B | 2002 | 45.7B | 2018 | 127B |
| 1987 | 23.7B | 2003 | 56.3B | 2019 | 129B |
| 1988 | 28.1B | 2004 | 64.5B | 2020 | 121B |
| 1989 | 28.9B | 2005 | 67.5B | 2021 | 142B |
| 1990 | 32.7B | 2006 | 74.3B | 2022 | 131B |
| 1991 | 34.9B | 2007 | 85.5B | 2023 | 146B |
| 1992 | 36.5B | 2008 | 100B | 2024 | 161B |
| 1993 | 34.3B | 2009 | 101B | 2025 | 183B |
| 1994 | 38.5B | 2010 | 101B | 2026 | 194B |
| 1995 | 42.2B | 2011 | 110B | | |
Show data table
| 1980 | 93.7B | 1996 | 407B | 2012 | 918B |
| 1981 | 100B | 1997 | 404B | 2013 | 972B |
| 1982 | 118B | 1998 | 435B | 2014 | 1T |
| 1983 | 125B | 1999 | 442B | 2015 | 1.08T |
| 1984 | 142B | 2000 | 447B | 2016 | 1.09T |
| 1985 | 164B | 2001 | 483B | 2017 | 1.15T |
| 1986 | 196B | 2002 | 504B | 2018 | 1.2T |
| 1987 | 198B | 2003 | 539B | 2019 | 1.24T |
| 1988 | 231B | 2004 | 572B | 2020 | 1.15T |
| 1989 | 245B | 2005 | 598B | 2021 | 1.28T |
| 1990 | 269B | 2006 | 653B | 2022 | 1.33T |
| 1991 | 304B | 2007 | 701B | 2023 | 1.48T |
| 1992 | 311B | 2008 | 776B | 2024 | 1.6T |
| 1993 | 319B | 2009 | 810B | 2025 | 1.71T |
| 1994 | 355B | 2010 | 849B | 2026 | 1.82T |
| 1995 | 361B | 2011 | 887B | | |
Show data table
| 1980 | 275B | 1996 | 492B | 2012 | 933B |
| 1981 | 268B | 1997 | 482B | 2013 | 975B |
| 1982 | 294B | 1998 | 521B | 2014 | 1T |
| 1983 | 292B | 1999 | 524B | 2015 | 1.04T |
| 1984 | 305B | 2000 | 532B | 2016 | 1.05T |
| 1985 | 324B | 2001 | 572B | 2017 | 1.1T |
| 1986 | 351B | 2002 | 591B | 2018 | 1.14T |
| 1987 | 342B | 2003 | 629B | 2019 | 1.17T |
| 1988 | 377B | 2004 | 659B | 2020 | 1.09T |
| 1989 | 386B | 2005 | 678B | 2021 | 1.17T |
| 1990 | 402B | 2006 | 731B | 2022 | 1.2T |
| 1991 | 432B | 2007 | 751B | 2023 | 1.24T |
| 1992 | 420B | 2008 | 795B | 2024 | 1.29T |
| 1993 | 416B | 2009 | 829B | 2025 | 1.35T |
| 1994 | 463B | 2010 | 861B | 2026 | 1.42T |
| 1995 | 434B | 2011 | 906B | | |