Show data table
| 1980 | 8.67B | 1996 | 18.2B | 2012 | 60.6B |
| 1981 | 9.7B | 1997 | 20B | 2013 | 62.6B |
| 1982 | 9.14B | 1998 | 21.7B | 2014 | 67.1B |
| 1983 | 9.46B | 1999 | 22.1B | 2015 | 71.1B |
| 1984 | 14.9B | 2000 | 24.3B | 2016 | 75.6B |
| 1985 | 6.5B | 2001 | 25.6B | 2017 | 79.2B |
| 1986 | 7.89B | 2002 | 27.2B | 2018 | 85.1B |
| 1987 | 8.3B | 2003 | 21.5B | 2019 | 89.2B |
| 1988 | 7.61B | 2004 | 22.5B | 2020 | 78.6B |
| 1989 | 8.59B | 2005 | 35.9B | 2021 | 95.1B |
| 1990 | 8B | 2006 | 38B | 2022 | 114B |
| 1991 | 9.89B | 2007 | 44.1B | 2023 | 121B |
| 1992 | 11.6B | 2008 | 48.2B | 2024 | 125B |
| 1993 | 13.1B | 2009 | 48.3B | 2025 | 128B |
| 1994 | 14.6B | 2010 | 53.9B | 2026 | 136B |
| 1995 | 16.6B | 2011 | 58B | | |
Show data table
| 1980 | 8.67B | 1996 | 235B | 2012 | 2.38T |
| 1981 | 9.7B | 1997 | 280B | 2013 | 2.61T |
| 1982 | 10.6B | 1998 | 319B | 2014 | 2.92T |
| 1983 | 11.8B | 1999 | 351B | 2015 | 3.2T |
| 1984 | 14.9B | 2000 | 393B | 2016 | 3.48T |
| 1985 | 20.1B | 2001 | 427B | 2017 | 3.76T |
| 1986 | 22.8B | 2002 | 477B | 2018 | 4.21T |
| 1987 | 28.7B | 2003 | 629B | 2019 | 4.57T |
| 1988 | 42.1B | 2004 | 936B | 2020 | 4.44T |
| 1989 | 54.4B | 2005 | 1.08T | 2021 | 5.43T |
| 1990 | 77.3B | 2006 | 1.26T | 2022 | 6.26T |
| 1991 | 124B | 2007 | 1.46T | 2023 | 6.76T |
| 1992 | 145B | 2008 | 1.66T | 2024 | 7.4T |
| 1993 | 164B | 2009 | 1.73T | 2025 | 7.9T |
| 1994 | 185B | 2010 | 1.98T | 2026 | 8.61T |
| 1995 | 214B | 2011 | 2.21T | | |
Show data table
| 1980 | 783B | 1996 | 1.37T | 2012 | 2.95T |
| 1981 | 817B | 1997 | 1.49T | 2013 | 3.09T |
| 1982 | 830B | 1998 | 1.59T | 2014 | 3.31T |
| 1983 | 869B | 1999 | 1.69T | 2015 | 3.54T |
| 1984 | 880B | 2000 | 1.77T | 2016 | 3.78T |
| 1985 | 861B | 2001 | 1.81T | 2017 | 3.93T |
| 1986 | 891B | 2002 | 1.89T | 2018 | 4.21T |
| 1987 | 982B | 2003 | 1.87T | 2019 | 4.41T |
| 1988 | 1T | 2004 | 1.91T | 2020 | 4.06T |
| 1989 | 1.05T | 2005 | 2.09T | 2021 | 4.63T |
| 1990 | 990B | 2006 | 2.29T | 2022 | 4.88T |
| 1991 | 999B | 2007 | 2.46T | 2023 | 4.98T |
| 1992 | 1.11T | 2008 | 2.54T | 2024 | 5.23T |
| 1993 | 1.19T | 2009 | 2.56T | 2025 | 5.34T |
| 1994 | 1.22T | 2010 | 2.78T | 2026 | 5.54T |
| 1995 | 1.29T | 2011 | 2.87T | | |