데이터 표
| 1994 | 1.77억 | 2005 | 4.53억 | 2016 | 7.27억 |
| 1995 | 1.79억 | 2006 | 6.32억 | 2017 | 7.51억 |
| 1996 | 1.83억 | 2007 | 7.47억 | 2018 | 9.23억 |
| 1997 | 2.49억 | 2008 | 8.83억 | 2019 | 8.99억 |
| 1998 | 2.28억 | 2009 | 6.75억 | 2020 | 8.61억 |
| 1999 | 1.66억 | 2010 | 7.68억 | 2021 | 9.51억 |
| 2000 | 1.4억 | 2011 | 7.56억 | 2022 | 12억 |
| 2001 | 1.78억 | 2012 | 8.07억 | 2023 | 14억 |
| 2002 | 2.04억 | 2013 | 9.6억 | 2024 | 15억 |
| 2003 | 2.32억 | 2014 | 8.21억 | 2025 | 19.4억 |
| 2004 | 3.14억 | 2015 | 6.42억 | | |
데이터 표
| 1992 | 2.2% | 2004 | 8.5% | 2016 | 1.8% |
| 1993 | 1.3% | 2005 | 5.6% | 2017 | 1.6% |
| 1994 | 1.1% | 2006 | 3.7% | 2018 | 1.6% |
| 1995 | 0.9% | 2007 | 3% | 2019 | 1.6% |
| 1996 | 0.6% | 2008 | 2.9% | 2020 | 1.6% |
| 1997 | 0.7% | 2009 | 2.5% | 2021 | 1.7% |
| 1998 | 1% | 2010 | 2.3% | 2022 | 1.6% |
| 1999 | 1.1% | 2011 | 2% | 2023 | 1.9% |
| 2000 | 1.4% | 2012 | 2% | 2024 | 2% |
| 2001 | 3.3% | 2013 | 1.9% | 2025 | 2.4% |
| 2002 | 5.2% | 2014 | 1.9% | | |
| 2003 | 9.2% | 2015 | 1.8% | | |