Show data table
| 1990 | 1.79B | 2003 | 2.05B | 2016 | 6.41B |
| 1991 | 2.06B | 2004 | 2.36B | 2017 | 6.83B |
| 1992 | 2.16B | 2005 | 2.94B | 2018 | 7.47B |
| 1993 | 1.85B | 2006 | 4.01B | 2019 | 7.89B |
| 1994 | 1.95B | 2007 | 4.33B | 2020 | 8.46B |
| 1995 | 2.09B | 2008 | 5.14B | 2021 | 9.13B |
| 1996 | 2.13B | 2009 | 4.73B | 2022 | 9.56B |
| 1997 | 2.07B | 2010 | 5.64B | 2023 | 10.7B |
| 1998 | 2.03B | 2011 | 6.78B | 2024 | 11B |
| 1999 | 1.99B | 2012 | 6.72B | 2025 | 12.3B |
| 2000 | 1.78B | 2013 | 7.33B | 2026 | 14.4B |
| 2001 | 1.75B | 2014 | 6.62B | | |
| 2002 | 1.78B | 2015 | 6.18B | | |
Show data table
| 1990 | 14.5B | 2003 | 54B | 2016 | 225B |
| 1991 | 16.8B | 2004 | 62.7B | 2017 | 243B |
| 1992 | 18.8B | 2005 | 78B | 2018 | 267B |
| 1993 | 22.3B | 2006 | 105B | 2019 | 290B |
| 1994 | 24B | 2007 | 112B | 2020 | 307B |
| 1995 | 27.1B | 2008 | 124B | 2021 | 333B |
| 1996 | 29.3B | 2009 | 124B | 2022 | 353B |
| 1997 | 31.5B | 2010 | 155B | 2023 | 391B |
| 1998 | 38.3B | 2011 | 190B | 2024 | 432B |
| 1999 | 41.6B | 2012 | 200B | 2025 | 480B |
| 2000 | 42.5B | 2013 | 217B | 2026 | 563B |
| 2001 | 44.6B | 2014 | 200B | | |
| 2002 | 48.3B | 2015 | 200B | | |
Show data table
| 1990 | 97.5B | 2003 | 125B | 2016 | 213B |
| 1991 | 97.5B | 2004 | 131B | 2017 | 226B |
| 1992 | 99.2B | 2005 | 142B | 2018 | 237B |
| 1993 | 105B | 2006 | 168B | 2019 | 245B |
| 1994 | 102B | 2007 | 165B | 2020 | 244B |
| 1995 | 112B | 2008 | 164B | 2021 | 245B |
| 1996 | 118B | 2009 | 165B | 2022 | 262B |
| 1997 | 114B | 2010 | 169B | 2023 | 280B |
| 1998 | 117B | 2011 | 176B | 2024 | 297B |
| 1999 | 121B | 2012 | 184B | 2025 | 310B |
| 2000 | 116B | 2013 | 191B | 2026 | 324B |
| 2001 | 115B | 2014 | 200B | | |
| 2002 | 117B | 2015 | 210B | | |