Show data table
| 1980 | 3.77B | 1996 | 8.04B | 2012 | 31.4B |
| 1981 | 3.62B | 1997 | 8.7B | 2013 | 36B |
| 1982 | 4.01B | 1998 | 9.44B | 2014 | 39.3B |
| 1983 | 3.8B | 1999 | 9.21B | 2015 | 40B |
| 1984 | 3.95B | 2000 | 9.37B | 2016 | 41.6B |
| 1985 | 4.27B | 2001 | 9.1B | 2017 | 46.3B |
| 1986 | 4.17B | 2002 | 8.9B | 2018 | 48.8B |
| 1987 | 4.55B | 2003 | 9.06B | 2019 | 49.4B |
| 1988 | 4.83B | 2004 | 9.79B | 2020 | 42.6B |
| 1989 | 4.96B | 2005 | 10.8B | 2021 | 48.2B |
| 1990 | 5.12B | 2006 | 12.9B | 2022 | 51.3B |
| 1991 | 5.66B | 2007 | 14.9B | 2023 | 52.7B |
| 1992 | 6.02B | 2008 | 19.1B | 2024 | 55.3B |
| 1993 | 6.15B | 2009 | 20.1B | 2025 | 64.2B |
| 1994 | 6.43B | 2010 | 22.7B | 2026 | 80.7B |
| 1995 | 7.26B | 2011 | 27.9B | | |
Show data table
| 1980 | 0M | 1996 | 40.8B | 2012 | 216B |
| 1981 | 0M | 1997 | 45.8B | 2013 | 247B |
| 1982 | 0M | 1998 | 52.1B | 2014 | 270B |
| 1983 | 1M | 1999 | 53.6B | 2015 | 275B |
| 1984 | 20M | 2000 | 58B | 2016 | 285B |
| 1985 | 2.49B | 2001 | 60B | 2017 | 317B |
| 1986 | 8B | 2002 | 63.7B | 2018 | 335B |
| 1987 | 9.34B | 2003 | 69.3B | 2019 | 339B |
| 1988 | 11.4B | 2004 | 77.6B | 2020 | 292B |
| 1989 | 13.3B | 2005 | 86.5B | 2021 | 331B |
| 1990 | 16.2B | 2006 | 103B | 2022 | 352B |
| 1991 | 20.3B | 2007 | 116B | 2023 | 362B |
| 1992 | 23.5B | 2008 | 137B | 2024 | 379B |
| 1993 | 26.3B | 2009 | 140B | 2025 | 441B |
| 1994 | 29.8B | 2010 | 158B | 2026 | 554B |
| 1995 | 34.9B | 2011 | 192B | | |
Show data table
| 1980 | 103B | 1996 | 133B | 2012 | 245B |
| 1981 | 103B | 1997 | 140B | 2013 | 263B |
| 1982 | 98.9B | 1998 | 148B | 2014 | 278B |
| 1983 | 94.9B | 1999 | 148B | 2015 | 292B |
| 1984 | 94.7B | 2000 | 152B | 2016 | 304B |
| 1985 | 93.1B | 2001 | 154B | 2017 | 317B |
| 1986 | 90.7B | 2002 | 158B | 2018 | 326B |
| 1987 | 92.9B | 2003 | 161B | 2019 | 331B |
| 1988 | 95.6B | 2004 | 168B | 2020 | 289B |
| 1989 | 99.3B | 2005 | 175B | 2021 | 318B |
| 1990 | 104B | 2006 | 183B | 2022 | 330B |
| 1991 | 109B | 2007 | 192B | 2023 | 338B |
| 1992 | 111B | 2008 | 205B | 2024 | 335B |
| 1993 | 116B | 2009 | 211B | 2025 | 331B |
| 1994 | 122B | 2010 | 220B | 2026 | 320B |
| 1995 | 127B | 2011 | 233B | | |