Show data table
| 2000 | 22.7% | 2009 | 21.8% | 2018 | 23.3% |
| 2001 | 19.6% | 2010 | 23.3% | 2019 | 26.5% |
| 2002 | 20.8% | 2011 | 24.1% | 2020 | 26.4% |
| 2003 | 22.2% | 2012 | 24.3% | 2021 | 28.7% |
| 2004 | 22.5% | 2013 | 23.9% | 2022 | 29.2% |
| 2005 | 23% | 2014 | 23.7% | 2023 | 28.3% |
| 2006 | 22.7% | 2015 | 23.8% | 2024 | 28.5% |
| 2007 | 23.4% | 2016 | 24.9% | 2025 | 28.2% |
| 2008 | 22.1% | 2017 | 25.6% | 2026 | 28.5% |
Show data table
| 2000 | 14.7B | 2009 | 36.9B | 2018 | 95.9B |
| 2001 | 14B | 2010 | 43.5B | 2019 | 112B |
| 2002 | 15.5B | 2011 | 52.9B | 2020 | 115B |
| 2003 | 17.8B | 2012 | 60.3B | 2021 | 144B |
| 2004 | 20.8B | 2013 | 64.9B | 2022 | 164B |
| 2005 | 24.3B | 2014 | 73.1B | 2023 | 184B |
| 2006 | 27B | 2015 | 82.8B | 2024 | 205B |
| 2007 | 32B | 2016 | 94.7B | 2025 | 230B |
| 2008 | 36.5B | 2017 | 106B | 2026 | 253B |
Show data table
| 2000 | 20.6% | 2009 | 22.7% | 2018 | 27.7% |
| 2001 | 19.2% | 2010 | 22.6% | 2019 | 27.7% |
| 2002 | 18.7% | 2011 | 23.5% | 2020 | 28.9% |
| 2003 | 20.9% | 2012 | 24.1% | 2021 | 30% |
| 2004 | 20.8% | 2013 | 24.2% | 2022 | 28.6% |
| 2005 | 21.3% | 2014 | 24.6% | 2023 | 26% |
| 2006 | 21.4% | 2015 | 25.4% | 2024 | 26.2% |
| 2007 | 21.5% | 2016 | 26.8% | 2025 | 26.1% |
| 2008 | 21.9% | 2017 | 27.3% | 2026 | 27.1% |
Show data table
| 2000 | 13.3B | 2009 | 38.4B | 2018 | 114B |
| 2001 | 13.8B | 2010 | 42.3B | 2019 | 116B |
| 2002 | 13.9B | 2011 | 51.6B | 2020 | 126B |
| 2003 | 16.8B | 2012 | 59.7B | 2021 | 150B |
| 2004 | 19.2B | 2013 | 65.7B | 2022 | 160B |
| 2005 | 22.5B | 2014 | 75.8B | 2023 | 169B |
| 2006 | 25.4B | 2015 | 88.5B | 2024 | 189B |
| 2007 | 29.4B | 2016 | 102B | 2025 | 213B |
| 2008 | 36B | 2017 | 113B | 2026 | 240B |