데이터 표
| 1990 | 1.57억 | 2002 | 8,799만 | 2014 | 5.38억 |
| 1991 | 1.45억 | 2003 | 1.29억 | 2015 | 5.13억 |
| 1992 | 1.25억 | 2004 | 1.67억 | 2016 | 4.26억 |
| 1993 | 7,016만 | 2005 | 1.92억 | 2017 | 4.54억 |
| 1994 | 5,696만 | 2006 | 2억 | 2018 | 4.56억 |
| 1995 | 6,824만 | 2007 | 2.28억 | 2019 | 4.14억 |
| 1996 | 6,646만 | 2008 | 2.67억 | 2020 | 3.68억 |
| 1997 | 8,366만 | 2009 | 2.98억 | 2021 | 4억 |
| 1998 | 7,891만 | 2010 | 3.96억 | 2022 | 3.66억 |
| 1999 | 1.06억 | 2011 | 4.41억 | 2023 | 3.39억 |
| 2000 | 9,240만 | 2012 | 4.13억 | 2024 | 3.68억 |
| 2001 | 9,676만 | 2013 | 3.86억 | 2025 | 4.11억 |
데이터 표
| 1990 | 6.4% | 2002 | 2.6% | 2014 | 4.3% |
| 1991 | 5.6% | 2003 | 2.6% | 2015 | 4.5% |
| 1992 | 4.3% | 2004 | 2.5% | 2016 | 4% |
| 1993 | 2.5% | 2005 | 2.6% | 2017 | 3.5% |
| 1994 | 1.8% | 2006 | 2.5% | 2018 | 3.3% |
| 1995 | 1.9% | 2007 | 2.6% | 2019 | 3.3% |
| 1996 | 1.9% | 2008 | 3.1% | 2020 | 3.5% |
| 1997 | 2.3% | 2009 | 3.4% | 2021 | 3.2% |
| 1998 | 2.3% | 2010 | 3.5% | 2022 | 2.9% |
| 1999 | 3.1% | 2011 | 3.6% | 2023 | 2.7% |
| 2000 | 2.7% | 2012 | 3.2% | 2024 | 2.8% |
| 2001 | 3% | 2013 | 3.2% | 2025 | 2.8% |