Show data table
| 1997 | 21.9% | 2007 | 29.5% | 2017 | 8.8% |
| 1998 | 33.3% | 2008 | 26.1% | 2018 | 7.9% |
| 1999 | 35.4% | 2009 | 17.2% | 2019 | 7.8% |
| 2000 | 37.4% | 2010 | 21.6% | 2020 | 9.1% |
| 2001 | 44.6% | 2011 | 18.1% | 2021 | 16.1% |
| 2002 | 55.5% | 2012 | 13.3% | 2022 | 16.5% |
| 2003 | 51.8% | 2013 | 11.6% | 2023 | 22.3% |
| 2004 | 49.4% | 2014 | 10.1% | 2024 | 26.1% |
| 2005 | 38.5% | 2015 | 7.9% | 2025 | 28.7% |
| 2006 | 36.9% | 2016 | 7.5% | 2026 | 29.9% |
Show data table
| 1997 | 508M | 2007 | 1.57B | 2017 | 1.02B |
| 1998 | 870M | 2008 | 1.57B | 2018 | 1.02B |
| 1999 | 991M | 2009 | 1.12B | 2019 | 1.03B |
| 2000 | 947M | 2010 | 1.57B | 2020 | 1.15B |
| 2001 | 1.14B | 2011 | 1.47B | 2021 | 2.02B |
| 2002 | 1.54B | 2012 | 1.16B | 2022 | 1.98B |
| 2003 | 1.62B | 2013 | 1.09B | 2023 | 2.82B |
| 2004 | 1.73B | 2014 | 999M | 2024 | 3.5B |
| 2005 | 1.6B | 2015 | 815M | 2025 | 4.07B |
| 2006 | 1.73B | 2016 | 826M | 2026 | 4.57B |