Show data table
| 1998 | 54.4% | 2008 | 30.3% | 2018 | 34.5% |
| 1999 | 56% | 2009 | 36.4% | 2019 | 32.8% |
| 2000 | 34.6% | 2010 | 42.2% | 2020 | 37.2% |
| 2001 | 35.1% | 2011 | 40.9% | 2021 | 35.8% |
| 2002 | 31.1% | 2012 | 43.6% | 2022 | 31.2% |
| 2003 | 27.6% | 2013 | 43.8% | 2023 | 29% |
| 2004 | 25.5% | 2014 | 47.1% | 2024 | 29.4% |
| 2005 | 24.9% | 2015 | 46.4% | 2025 | 29.9% |
| 2006 | 20.6% | 2016 | 44.9% | 2026 | 30.8% |
| 2007 | 18.2% | 2017 | 38.6% | | |
Show data table
| 1998 | 5.02B | 2008 | 7.74B | 2018 | 11.7B |
| 1999 | 5.92B | 2009 | 9.02B | 2019 | 11.7B |
| 2000 | 4.09B | 2010 | 10.7B | 2020 | 12.9B |
| 2001 | 4.45B | 2011 | 10.7B | 2021 | 14B |
| 2002 | 4.35B | 2012 | 11.4B | 2022 | 14.2B |
| 2003 | 4.06B | 2013 | 11.7B | 2023 | 14.5B |
| 2004 | 4.08B | 2014 | 12.9B | 2024 | 15.8B |
| 2005 | 4.39B | 2015 | 13.4B | 2025 | 17.1B |
| 2006 | 4.13B | 2016 | 13.6B | 2026 | 18.8B |
| 2007 | 4.1B | 2017 | 12.3B | | |
Show data table
| 1998 | 50.7% | 2008 | 21.2% | 2018 | 24.5% |
| 1999 | 53.4% | 2009 | 28% | 2019 | 21.4% |
| 2000 | 32.2% | 2010 | 35.4% | 2020 | 25.8% |
| 2001 | 30.8% | 2011 | 35% | 2021 | 22.5% |
| 2002 | 26.4% | 2012 | 37.8% | 2022 | 19.6% |
| 2003 | 22.1% | 2013 | 38.4% | 2023 | 18.8% |
| 2004 | 19.7% | 2014 | 40.6% | 2024 | 20% |
| 2005 | 18.6% | 2015 | 39.3% | 2025 | 20.4% |
| 2006 | 12.8% | 2016 | 37.4% | 2026 | 21.9% |
| 2007 | 4.3% | 2017 | 29.9% | | |
Show data table
| 1998 | 4.68B | 2008 | 5.42B | 2018 | 8.33B |
| 1999 | 5.64B | 2009 | 6.95B | 2019 | 7.65B |
| 2000 | 3.8B | 2010 | 8.97B | 2020 | 8.97B |
| 2001 | 3.9B | 2011 | 9.18B | 2021 | 8.82B |
| 2002 | 3.69B | 2012 | 9.91B | 2022 | 8.93B |
| 2003 | 3.26B | 2013 | 10.3B | 2023 | 9.4B |
| 2004 | 3.16B | 2014 | 11.1B | 2024 | 10.8B |
| 2005 | 3.29B | 2015 | 11.4B | 2025 | 11.7B |
| 2006 | 2.56B | 2016 | 11.3B | 2026 | 13.4B |
| 2007 | 960M | 2017 | 9.51B | | |