데이터 표
| 2000 | 5.4% | 2009 | 31.9% | 2018 | 26.6% |
| 2001 | 11.5% | 2010 | 28.9% | 2019 | 27% |
| 2002 | 17.3% | 2011 | 28.6% | 2020 | 25.6% |
| 2003 | 19.7% | 2012 | 27.6% | 2021 | 27.8% |
| 2004 | 20.5% | 2013 | 25.9% | 2022 | 28.1% |
| 2005 | 20.4% | 2014 | 25.1% | 2023 | 29.5% |
| 2006 | 22.5% | 2015 | 25.7% | 2024 | 29.9% |
| 2007 | 25.3% | 2016 | 26.8% | 2025 | 30.4% |
| 2008 | 26.7% | 2017 | 26.7% | 2026 | 30.7% |
데이터 표
| 2000 | 1.28억 | 2009 | 11.5억 | 2018 | 17.8억 |
| 2001 | 3.21억 | 2010 | 11.6억 | 2019 | 19.1억 |
| 2002 | 5억 | 2011 | 13.1억 | 2020 | 17.4억 |
| 2003 | 5.9억 | 2012 | 13.2억 | 2021 | 22.1억 |
| 2004 | 6.11억 | 2013 | 13.1억 | 2022 | 25억 |
| 2005 | 6.28억 | 2014 | 13.4억 | 2023 | 28.6억 |
| 2006 | 7.2억 | 2015 | 14.6억 | 2024 | 30.9억 |
| 2007 | 8.98억 | 2016 | 16.2억 | 2025 | 33.5억 |
| 2008 | 9.43억 | 2017 | 17억 | 2026 | 36.6억 |
데이터 표
| 2000 | 8.5% | 2009 | 30.3% | 2018 | 29.5% |
| 2001 | 8.5% | 2010 | 29.9% | 2019 | 29.9% |
| 2002 | 13.9% | 2011 | 29.7% | 2020 | 33.5% |
| 2003 | 18.1% | 2012 | 30.2% | 2021 | 29% |
| 2004 | 25.1% | 2013 | 29.3% | 2022 | 28.8% |
| 2005 | 22.7% | 2014 | 27.7% | 2023 | 29.8% |
| 2006 | 19.8% | 2015 | 27.8% | 2024 | 30.2% |
| 2007 | 18.6% | 2016 | 28.5% | 2025 | 31.2% |
| 2008 | 26.6% | 2017 | 28.2% | 2026 | 32.3% |
데이터 표
| 2000 | 2.04억 | 2009 | 10.9억 | 2018 | 19.7억 |
| 2001 | 2.39억 | 2010 | 12.1억 | 2019 | 21.1억 |
| 2002 | 4.02억 | 2011 | 13.5억 | 2020 | 22.7억 |
| 2003 | 5.43억 | 2012 | 14.5억 | 2021 | 23.1억 |
| 2004 | 7.49억 | 2013 | 14.9억 | 2022 | 25.7억 |
| 2005 | 6.98억 | 2014 | 14.8억 | 2023 | 28.8억 |
| 2006 | 6.35억 | 2015 | 15.8억 | 2024 | 31.2억 |
| 2007 | 6.61억 | 2016 | 17.2억 | 2025 | 34.4억 |
| 2008 | 9.42억 | 2017 | 17.9억 | 2026 | 38.5억 |