Show data table
| 2001 | 20.2% | 2010 | 36.5% | 2019 | 32.9% |
| 2002 | 20.1% | 2011 | 39.9% | 2020 | 28% |
| 2003 | 23.1% | 2012 | 39.2% | 2021 | 24.8% |
| 2004 | 23.7% | 2013 | 38.2% | 2022 | 20.7% |
| 2005 | 24.4% | 2014 | 37.2% | 2023 | 27.4% |
| 2006 | 24.4% | 2015 | 31.8% | 2024 | 31.9% |
| 2007 | 29% | 2016 | 30.3% | 2025 | 31.1% |
| 2008 | 33.2% | 2017 | 32% | 2026 | 30.5% |
| 2009 | 32.9% | 2018 | 31.4% | | |
Show data table
| 1996 | 9.13B | 2007 | 42.9B | 2018 | 140B |
| 1997 | 10.7B | 2008 | 55.9B | 2019 | 146B |
| 1998 | 9.69B | 2009 | 56.7B | 2020 | 56.5B |
| 1999 | 10.7B | 2010 | 82.6B | 2021 | 60.8B |
| 2000 | 9.76B | 2011 | 118B | 2022 | 41.5B |
| 2001 | 11.1B | 2012 | 135B | 2023 | 101B |
| 2002 | 11.9B | 2013 | 158B | 2024 | 127B |
| 2003 | 15.3B | 2014 | 163B | 2025 | 130B |
| 2004 | 20.2B | 2015 | 114B | 2026 | 133B |
| 2005 | 23.8B | 2016 | 109B | | |
| 2006 | 29.1B | 2017 | 129B | | |
Show data table
| 2001 | 16.9% | 2010 | 17.1% | 2019 | 18.5% |
| 2002 | 17.4% | 2011 | 15.2% | 2020 | 49.4% |
| 2003 | 18.3% | 2012 | 15.2% | 2021 | 37.8% |
| 2004 | 15.9% | 2013 | 11.3% | 2022 | 57.8% |
| 2005 | 16.1% | 2014 | 13.1% | 2023 | 25.3% |
| 2006 | 14.7% | 2015 | 18% | 2024 | 24.9% |
| 2007 | 12.6% | 2016 | 18.9% | 2025 | 26.6% |
| 2008 | 15.7% | 2017 | 18.7% | 2026 | 26.3% |
| 2009 | 19.5% | 2018 | 18.1% | | |
Show data table
| 1996 | 8.38B | 2007 | 18.7B | 2018 | 80.4B |
| 1997 | 8.8B | 2008 | 26.5B | 2019 | 82B |
| 1998 | 9.21B | 2009 | 33.6B | 2020 | 99.9B |
| 1999 | 10.9B | 2010 | 38.7B | 2021 | 92.8B |
| 2000 | 8.96B | 2011 | 44.9B | 2022 | 116B |
| 2001 | 9.31B | 2012 | 52.4B | 2023 | 93.1B |
| 2002 | 10.3B | 2013 | 46.4B | 2024 | 98.8B |
| 2003 | 12.1B | 2014 | 57.4B | 2025 | 111B |
| 2004 | 13.6B | 2015 | 64.5B | 2026 | 114B |
| 2005 | 15.7B | 2016 | 67.8B | | |
| 2006 | 17.5B | 2017 | 75.4B | | |