Show data table
| 1980 | 7.49B | 1996 | 7.71B | 2012 | 30.9B |
| 1981 | 12.1B | 1997 | 8.41B | 2013 | 32.3B |
| 1982 | 8.41B | 1998 | 8.23B | 2014 | 34.8B |
| 1983 | 9.62B | 1999 | 7.82B | 2015 | 30.1B |
| 1984 | 7.4B | 2000 | 7.76B | 2016 | 30.2B |
| 1985 | 6.77B | 2001 | 7.84B | 2017 | 31.6B |
| 1986 | 6.75B | 2002 | 8.43B | 2018 | 34.1B |
| 1987 | 10.9B | 2003 | 8.73B | 2019 | 37.9B |
| 1988 | 11.3B | 2004 | 10.8B | 2020 | 37.9B |
| 1989 | 9.14B | 2005 | 12.5B | 2021 | 42.8B |
| 1990 | 7.45B | 2006 | 14.1B | 2022 | 47.3B |
| 1991 | 3.9B | 2007 | 17.5B | 2023 | 52B |
| 1992 | 3.65B | 2008 | 22.4B | 2024 | 57.1B |
| 1993 | 4.31B | 2009 | 24.1B | 2025 | 66B |
| 1994 | 6.24B | 2010 | 24.7B | 2026 | 73.4B |
| 1995 | 7.47B | 2011 | 27.5B | | |
Show data table
| 1980 | 2.25B | 1996 | 8.07T | 2012 | 77.49T |
| 1981 | 3.64B | 1997 | 9.11T | 2013 | 83.64T |
| 1982 | 5.89B | 1998 | 10.21T | 2014 | 90.35T |
| 1983 | 8.66B | 1999 | 11.38T | 2015 | 97.61T |
| 1984 | 17B | 2000 | 12.75T | 2016 | 103.4T |
| 1985 | 34.5B | 2001 | 13.76T | 2017 | 114.08T |
| 1986 | 73.5B | 2002 | 15.14T | 2018 | 126.94T |
| 1987 | 215B | 2003 | 17.13T | 2019 | 140.09T |
| 1988 | 676B | 2004 | 19.46T | 2020 | 141.16T |
| 1989 | 1.55T | 2005 | 22.19T | 2021 | 153.54T |
| 1990 | 2.38T | 2006 | 25.79T | 2022 | 174.43T |
| 1991 | 2.86T | 2007 | 30.18T | 2023 | 193.9T |
| 1992 | 4.13T | 2008 | 38.57T | 2024 | 214.92T |
| 1993 | 5.15T | 2009 | 48.95T | 2025 | 238.2T |
| 1994 | 6.11T | 2010 | 53.75T | 2026 | 268.98T |
| 1995 | 7.24T | 2011 | 69.38T | | |
Show data table
| 1980 | 14.68T | 1996 | 30.23T | 2012 | 88.54T |
| 1981 | 15.25T | 1997 | 31.62T | 2013 | 92.03T |
| 1982 | 16.5T | 1998 | 33.54T | 2014 | 97.32T |
| 1983 | 17.31T | 1999 | 36.21T | 2015 | 105.11T |
| 1984 | 16.79T | 2000 | 37.64T | 2016 | 105.28T |
| 1985 | 16.29T | 2001 | 40.94T | 2017 | 112.44T |
| 1986 | 16.44T | 2002 | 43.83T | 2018 | 118.7T |
| 1987 | 17.1T | 2003 | 46.53T | 2019 | 127.75T |
| 1988 | 18.52T | 2004 | 49.23T | 2020 | 126.28T |
| 1989 | 19.7T | 2005 | 54.15T | 2021 | 133.25T |
| 1990 | 20.98T | 2006 | 57.97T | 2022 | 141.48T |
| 1991 | 21.36T | 2007 | 62.65T | 2023 | 148.56T |
| 1992 | 22.61T | 2008 | 69.18T | 2024 | 157.47T |
| 1993 | 24.12T | 2009 | 74.76T | 2025 | 168.06T |
| 1994 | 25.97T | 2010 | 80.36T | 2026 | 180.68T |
| 1995 | 28.36T | 2011 | 86.52T | | |