Show data table
| 1995 | 9.2% | 2006 | 12.3% | 2017 | 11.4% |
| 1996 | 9.9% | 2007 | 12.5% | 2018 | 11.3% |
| 1997 | 10.4% | 2008 | 11.7% | 2019 | 11.2% |
| 1998 | 10.9% | 2009 | 11% | 2020 | 10.7% |
| 1999 | 11.6% | 2010 | 11.2% | 2021 | 12.3% |
| 2000 | 11.7% | 2011 | 11.7% | 2022 | 12.6% |
| 2001 | 11.8% | 2012 | 11.7% | 2023 | 12.5% |
| 2002 | 12.1% | 2013 | 11.8% | 2024 | 12.4% |
| 2003 | 11.9% | 2014 | 11.7% | 2025 | 12.8% |
| 2004 | 11.8% | 2015 | 11.1% | 2026 | 12.9% |
| 2005 | 11.6% | 2016 | 11.5% | | |
Show data table
| 1995 | 7.54B | 2006 | 29.3B | 2017 | 60B |
| 1996 | 9.03B | 2007 | 33.6B | 2018 | 62.3B |
| 1997 | 10.7B | 2008 | 35.6B | 2019 | 66.6B |
| 1998 | 12.8B | 2009 | 34B | 2020 | 64.1B |
| 1999 | 14.9B | 2010 | 37.4B | 2021 | 82.3B |
| 2000 | 16.5B | 2011 | 43.2B | 2022 | 93.2B |
| 2001 | 18.2B | 2012 | 45.9B | 2023 | 102B |
| 2002 | 20.8B | 2013 | 49.3B | 2024 | 109B |
| 2003 | 21.8B | 2014 | 52.2B | 2025 | 119B |
| 2004 | 23.5B | 2015 | 52.9B | 2026 | 127B |
| 2005 | 24.9B | 2016 | 57.5B | | |
Show data table
| 1995 | 9.8% | 2006 | 14.2% | 2017 | 12.8% |
| 1996 | 9.9% | 2007 | 13.9% | 2018 | 13.2% |
| 1997 | 11.2% | 2008 | 13.3% | 2019 | 13.4% |
| 1998 | 13.2% | 2009 | 14.1% | 2020 | 15.6% |
| 1999 | 14.6% | 2010 | 14.5% | 2021 | 13.5% |
| 2000 | 13.6% | 2011 | 14.5% | 2022 | 14.3% |
| 2001 | 13.8% | 2012 | 14.2% | 2023 | 13.7% |
| 2002 | 13.1% | 2013 | 14% | 2024 | 13.4% |
| 2003 | 14.4% | 2014 | 13.6% | 2025 | 14.7% |
| 2004 | 12.9% | 2015 | 12.6% | 2026 | 15% |
| 2005 | 13.2% | 2016 | 12.6% | | |
Show data table
| 1995 | 7.97B | 2006 | 33.7B | 2017 | 67.3B |
| 1996 | 9B | 2007 | 37.4B | 2018 | 72.7B |
| 1997 | 11.5B | 2008 | 40.4B | 2019 | 79.8B |
| 1998 | 15.5B | 2009 | 43.7B | 2020 | 93.5B |
| 1999 | 18.7B | 2010 | 48.4B | 2021 | 90.1B |
| 2000 | 19.1B | 2011 | 53.5B | 2022 | 106B |
| 2001 | 21.3B | 2012 | 55.3B | 2023 | 112B |
| 2002 | 22.5B | 2013 | 58.3B | 2024 | 117B |
| 2003 | 26.3B | 2014 | 60.8B | 2025 | 137B |
| 2004 | 25.5B | 2015 | 59.9B | 2026 | 148B |
| 2005 | 28.5B | 2016 | 63.1B | | |