데이터 표
| 1995 | 25.5% | 2006 | 22.3% | 2017 | 22% |
| 1996 | 25.1% | 2007 | 21.6% | 2018 | 22.2% |
| 1997 | 22.9% | 2008 | 26.8% | 2019 | 23.8% |
| 1998 | 21.7% | 2009 | 24.3% | 2020 | 24.9% |
| 1999 | 22.9% | 2010 | 27% | 2021 | 21.2% |
| 2000 | 22.3% | 2011 | 20.8% | 2022 | 22.6% |
| 2001 | 21.7% | 2012 | 21.8% | 2023 | 24.8% |
| 2002 | 21.5% | 2013 | 23.4% | 2024 | 24.5% |
| 2003 | 27% | 2014 | 22.4% | 2025 | 23.7% |
| 2004 | 20.7% | 2015 | 23.9% | 2026 | 23.3% |
| 2005 | 21.5% | 2016 | 23.7% | | |
데이터 표
| 1995 | 6.03억 | 2006 | 9.85억 | 2017 | 12.2억 |
| 1996 | 6.2억 | 2007 | 10.3억 | 2018 | 13억 |
| 1997 | 6.28억 | 2008 | 13.7억 | 2019 | 14.3억 |
| 1998 | 6.46억 | 2009 | 11.1억 | 2020 | 11억 |
| 1999 | 7.06억 | 2010 | 11.8억 | 2021 | 10.9억 |
| 2000 | 7.46억 | 2011 | 9.81억 | 2022 | 13.5억 |
| 2001 | 7.36억 | 2012 | 10.2억 | 2023 | 17.2억 |
| 2002 | 7.55억 | 2013 | 11.4억 | 2024 | 18.8억 |
| 2003 | 9.89억 | 2014 | 11.2억 | 2025 | 19.2억 |
| 2004 | 8.36억 | 2015 | 12.7억 | 2026 | 19.5억 |
| 2005 | 9.09억 | 2016 | 12.6억 | | |
데이터 표
| 1995 | 26.3% | 2006 | 24.8% | 2017 | 24.6% |
| 1996 | 27.5% | 2007 | 22.6% | 2018 | 24.9% |
| 1997 | 25% | 2008 | 25.4% | 2019 | 24% |
| 1998 | 21.6% | 2009 | 26.9% | 2020 | 41.7% |
| 1999 | 22.8% | 2010 | 30.4% | 2021 | 31.1% |
| 2000 | 21.6% | 2011 | 27.2% | 2022 | 23.1% |
| 2001 | 22.5% | 2012 | 30.8% | 2023 | 21.8% |
| 2002 | 24.7% | 2013 | 29.5% | 2024 | 20.8% |
| 2003 | 25.1% | 2014 | 29.8% | 2025 | 21.8% |
| 2004 | 29.2% | 2015 | 25.4% | 2026 | 21.4% |
| 2005 | 24.5% | 2016 | 25.1% | | |
데이터 표
| 1995 | 6.22억 | 2006 | 11억 | 2017 | 13.6억 |
| 1996 | 6.78억 | 2007 | 10.8억 | 2018 | 14.6억 |
| 1997 | 6.85억 | 2008 | 12.9억 | 2019 | 14.4억 |
| 1998 | 6.43억 | 2009 | 12.3억 | 2020 | 18.4억 |
| 1999 | 7.03억 | 2010 | 13.4억 | 2021 | 16억 |
| 2000 | 7.25억 | 2011 | 12.8억 | 2022 | 13.8억 |
| 2001 | 7.64억 | 2012 | 14.4억 | 2023 | 15.1억 |
| 2002 | 8.66억 | 2013 | 14.4억 | 2024 | 15.9억 |
| 2003 | 9.2억 | 2014 | 14.9억 | 2025 | 17.7억 |
| 2004 | 11.8억 | 2015 | 13.5억 | 2026 | 17.9억 |
| 2005 | 10.3억 | 2016 | 13.4억 | | |