데이터 표
| 1992 | 33.5% | 2004 | 26.6% | 2016 | 27% |
| 1993 | 36.3% | 2005 | 30.8% | 2017 | 28.9% |
| 1994 | 44.6% | 2006 | 27.2% | 2018 | 30% |
| 1995 | 36.4% | 2007 | 31.6% | 2019 | 33.3% |
| 1996 | 40.1% | 2008 | 27.3% | 2020 | 35.9% |
| 1997 | 33% | 2009 | 28.5% | 2021 | 35.8% |
| 1998 | 29.8% | 2010 | 23.9% | 2022 | 36.1% |
| 1999 | 34.1% | 2011 | 28.4% | 2023 | 31.5% |
| 2000 | 29.8% | 2012 | 26.2% | 2024 | 35.6% |
| 2001 | 28% | 2013 | 26.9% | 2025 | 31.1% |
| 2002 | 29% | 2014 | 30% | 2026 | 30.5% |
| 2003 | 28% | 2015 | 26.7% | | |
데이터 표
| 1992 | 1.59억 | 2004 | 3.18억 | 2016 | 5.96억 |
| 1993 | 1.85억 | 2005 | 4.08억 | 2017 | 6.48억 |
| 1994 | 1.78억 | 2006 | 3.88억 | 2018 | 6.77억 |
| 1995 | 2.17억 | 2007 | 4.87억 | 2019 | 7.95억 |
| 1996 | 2.54억 | 2008 | 4.75억 | 2020 | 8.42억 |
| 1997 | 2.36억 | 2009 | 5.01억 | 2021 | 7.91억 |
| 1998 | 2.34억 | 2010 | 4.13억 | 2022 | 8.37억 |
| 1999 | 2.68억 | 2011 | 5.05억 | 2023 | 8.99억 |
| 2000 | 2.51억 | 2012 | 4.66억 | 2024 | 11.6억 |
| 2001 | 2.62억 | 2013 | 4.91억 | 2025 | 11.1억 |
| 2002 | 2.91억 | 2014 | 5.55억 | 2026 | 11.7억 |
| 2003 | 3.04억 | 2015 | 5.34억 | | |
데이터 표
| 1992 | 43.4% | 2004 | 27.3% | 2016 | 27.3% |
| 1993 | 49.5% | 2005 | 30.6% | 2017 | 30.9% |
| 1994 | 54.1% | 2006 | 27.7% | 2018 | 30% |
| 1995 | 42.2% | 2007 | 31.1% | 2019 | 31.8% |
| 1996 | 38.9% | 2008 | 27.7% | 2020 | 30.5% |
| 1997 | 31% | 2009 | 31.5% | 2021 | 34.1% |
| 1998 | 28.1% | 2010 | 29.4% | 2022 | 31.1% |
| 1999 | 33.8% | 2011 | 33.7% | 2023 | 28.8% |
| 2000 | 30.4% | 2012 | 33.6% | 2024 | 26.3% |
| 2001 | 30% | 2013 | 30.7% | 2025 | 26.4% |
| 2002 | 30.7% | 2014 | 35.3% | 2026 | 29.9% |
| 2003 | 28.5% | 2015 | 30.5% | | |
데이터 표
| 1992 | 2.06억 | 2004 | 3.27억 | 2016 | 6.03억 |
| 1993 | 2.52억 | 2005 | 4.05억 | 2017 | 6.93억 |
| 1994 | 2.16억 | 2006 | 3.95억 | 2018 | 6.76억 |
| 1995 | 2.52억 | 2007 | 4.78억 | 2019 | 7.59억 |
| 1996 | 2.47억 | 2008 | 4.82억 | 2020 | 7.15억 |
| 1997 | 2.22억 | 2009 | 5.53억 | 2021 | 7.53억 |
| 1998 | 2.22억 | 2010 | 5.07억 | 2022 | 7.2억 |
| 1999 | 2.66억 | 2011 | 5.98억 | 2023 | 8.22억 |
| 2000 | 2.56억 | 2012 | 5.98억 | 2024 | 8.54억 |
| 2001 | 2.81억 | 2013 | 5.6억 | 2025 | 9.46억 |
| 2002 | 3.09억 | 2014 | 6.54억 | 2026 | 11.4억 |
| 2003 | 3.09억 | 2015 | 6.1억 | | |