데이터 표
| 2001 | 15.8% | 2010 | 35% | 2019 | 35.4% |
| 2002 | 15.3% | 2011 | 36.5% | 2020 | 46.4% |
| 2003 | 15.2% | 2012 | 41.5% | 2021 | 48.6% |
| 2004 | 15.1% | 2013 | 42.5% | 2022 | 38.9% |
| 2005 | 14.8% | 2014 | 42% | 2023 | 35.4% |
| 2006 | 17.2% | 2015 | 41% | 2024 | 32.9% |
| 2007 | 20.9% | 2016 | 39.8% | 2025 | 30.3% |
| 2008 | 27.7% | 2017 | 37.9% | 2026 | 28% |
| 2009 | 33.5% | 2018 | 36.3% | | |
데이터 표
| 2001 | 2.73억 | 2010 | 9.11억 | 2019 | 9.97억 |
| 2002 | 2.85억 | 2011 | 9.51억 | 2020 | 11.7억 |
| 2003 | 3.17억 | 2012 | 10.3억 | 2021 | 13.7억 |
| 2004 | 3.52억 | 2013 | 10.2억 | 2022 | 12.5억 |
| 2005 | 3.75억 | 2014 | 10.4억 | 2023 | 12.4억 |
| 2006 | 4.73억 | 2015 | 10.3억 | 2024 | 12.3억 |
| 2007 | 6.03억 | 2016 | 10.4억 | 2025 | 12.1억 |
| 2008 | 7.74억 | 2017 | 10억 | 2026 | 11.7억 |
| 2009 | 8.86억 | 2018 | 9.9억 | | |