Show data table
| 1980 | 2.4B | 1996 | 5.32B | 2012 | 7.39B |
| 1981 | 2.38B | 1997 | 5.21B | 2013 | 8.38B |
| 1982 | 2.33B | 1998 | 5B | 2014 | 8.78B |
| 1983 | 2.28B | 1999 | 4.8B | 2015 | 8.79B |
| 1984 | 2.33B | 2000 | 4.04B | 2016 | 8.6B |
| 1985 | 2.47B | 2001 | 3.81B | 2017 | 10.3B |
| 1986 | 2.68B | 2002 | 4.02B | 2018 | 11.9B |
| 1987 | 2.84B | 2003 | 4.76B | 2019 | 13.4B |
| 1988 | 3.32B | 2004 | 5.01B | 2020 | 14.1B |
| 1989 | 3.38B | 2005 | 4.51B | 2021 | 16.3B |
| 1990 | 3.71B | 2006 | 4.18B | 2022 | 19.6B |
| 1991 | 4.2B | 2007 | 6.32B | 2023 | 22.1B |
| 1992 | 4.57B | 2008 | 6.97B | 2024 | 24.2B |
| 1993 | 4.56B | 2009 | 6.75B | 2025 | 27.2B |
| 1994 | 4.71B | 2010 | 6.86B | 2026 | 29.9B |
| 1995 | 5.14B | 2011 | 6.78B | | |
Show data table
| 1980 | 176B | 1996 | 5.34T | 2012 | 51.61T |
| 1981 | 193B | 1997 | 5.71T | 2013 | 57.86T |
| 1982 | 255B | 1998 | 6.19T | 2014 | 61.57T |
| 1983 | 333B | 1999 | 6.66T | 2015 | 65.83T |
| 1984 | 423B | 2000 | 7.06T | 2016 | 77.09T |
| 1985 | 529B | 2001 | 7.42T | 2017 | 93.83T |
| 1986 | 926B | 2002 | 7.95T | 2018 | 106.85T |
| 1987 | 1.22T | 2003 | 9.45T | 2019 | 123.46T |
| 1988 | 1.57T | 2004 | 11.25T | 2020 | 134.76T |
| 1989 | 2T | 2005 | 16.42T | 2021 | 159.34T |
| 1990 | 2.45T | 2006 | 21.73T | 2022 | 170.31T |
| 1991 | 3.16T | 2007 | 26.37T | 2023 | 191.16T |
| 1992 | 4.12T | 2008 | 32.05T | 2024 | 208.85T |
| 1993 | 4.36T | 2009 | 32.25T | 2025 | 233.87T |
| 1994 | 4.6T | 2010 | 39.24T | 2026 | 265.91T |
| 1995 | 5.1T | 2011 | 45.18T | | |
Show data table
| 1980 | 14.52T | 1996 | 24.92T | 2012 | 43.9T |
| 1981 | 14.61T | 1997 | 26.22T | 2013 | 45.63T |
| 1982 | 14.87T | 1998 | 27.17T | 2014 | 47.32T |
| 1983 | 15.07T | 1999 | 28.21T | 2015 | 49.13T |
| 1984 | 15.28T | 2000 | 28.91T | 2016 | 54.44T |
| 1985 | 16.04T | 2001 | 29.97T | 2017 | 60.05T |
| 1986 | 16.54T | 2002 | 31.52T | 2018 | 63.87T |
| 1987 | 17.09T | 2003 | 31.91T | 2019 | 67.46T |
| 1988 | 18.17T | 2004 | 32.66T | 2020 | 70.63T |
| 1989 | 18.89T | 2005 | 33.64T | 2021 | 74.57T |
| 1990 | 19.71T | 2006 | 34.48T | 2022 | 77.53T |
| 1991 | 20.2T | 2007 | 36.72T | 2023 | 82.37T |
| 1992 | 20.86T | 2008 | 38.24T | 2024 | 87.38T |
| 1993 | 21.92T | 2009 | 37.66T | 2025 | 93.22T |
| 1994 | 22.79T | 2010 | 39.24T | 2026 | 101.31T |
| 1995 | 23.86T | 2011 | 41.45T | | |