데이터 표
| 1980 | 2.43억 | 1996 | 3.92억 | 2012 | 10.2억 |
| 1981 | 2.13억 | 1997 | 3.63억 | 2013 | 11.2억 |
| 1982 | 2.02억 | 1998 | 3.64억 | 2014 | 11.5억 |
| 1983 | 1.96억 | 1999 | 3.72억 | 2015 | 9.66억 |
| 1984 | 1.89억 | 2000 | 3.4억 | 2016 | 10.1억 |
| 1985 | 1.92억 | 2001 | 3.73억 | 2017 | 10.8억 |
| 1986 | 2.58억 | 2002 | 4.27억 | 2018 | 11.8억 |
| 1987 | 3.13억 | 2003 | 5.47억 | 2019 | 11.9억 |
| 1988 | 3.36억 | 2004 | 6.22억 | 2020 | 12.2억 |
| 1989 | 3.29억 | 2005 | 6.56억 | 2021 | 12.7억 |
| 1990 | 4.02억 | 2006 | 6.89억 | 2022 | 12.2억 |
| 1991 | 4.01억 | 2007 | 7.96억 | 2023 | 13.3억 |
| 1992 | 4.37억 | 2008 | 9.16억 | 2024 | 14.4억 |
| 1993 | 4.28억 | 2009 | 9.04억 | 2025 | 16.1억 |
| 1994 | 3.15억 | 2010 | 9.09억 | 2026 | 18.1억 |
| 1995 | 3.93억 | 2011 | 10.2억 | | |
데이터 표
| 1980 | 514억 | 1996 | 1,506억 | 2012 | 3,890억 |
| 1981 | 579억 | 1997 | 1,588억 | 2013 | 4,135억 |
| 1982 | 664억 | 1998 | 1,610억 | 2014 | 4,257억 |
| 1983 | 748억 | 1999 | 1,717억 | 2015 | 4,283억 |
| 1984 | 826억 | 2000 | 1,808억 | 2016 | 4,502억 |
| 1985 | 862억 | 2001 | 2,047억 | 2017 | 4,692억 |
| 1986 | 894억 | 2002 | 2,223억 | 2018 | 4,910억 |
| 1987 | 942억 | 2003 | 2,378억 | 2019 | 5,220억 |
| 1988 | 1,002억 | 2004 | 2,463억 | 2020 | 5,249억 |
| 1989 | 1,048억 | 2005 | 2,592억 | 2021 | 5,292억 |
| 1990 | 1,093억 | 2006 | 2,698억 | 2022 | 5,713억 |
| 1991 | 1,130억 | 2007 | 2,856억 | 2023 | 6,043억 |
| 1992 | 1,156억 | 2008 | 3,063억 | 2024 | 6,556억 |
| 1993 | 1,211억 | 2009 | 3,193억 | 2025 | 7,011억 |
| 1994 | 1,311억 | 2010 | 3,369억 | 2026 | 7,567억 |
| 1995 | 1,470억 | 2011 | 3,616억 | | |
데이터 표
| 1980 | 1,510억 | 1996 | 2,218억 | 2012 | 3,418억 |
| 1981 | 1,593억 | 1997 | 2,316억 | 2013 | 3,571억 |
| 1982 | 1,658억 | 1998 | 2,317억 | 2014 | 3,646억 |
| 1983 | 1,709억 | 1999 | 2,379억 | 2015 | 3,688억 |
| 1984 | 1,780억 | 2000 | 2,355억 | 2016 | 3,811억 |
| 1985 | 1,830억 | 2001 | 2,483억 | 2017 | 3,956억 |
| 1986 | 1,867억 | 2002 | 2,597억 | 2018 | 4,100억 |
| 1987 | 1,906억 | 2003 | 2,647억 | 2019 | 4,172억 |
| 1988 | 2,001억 | 2004 | 2,729억 | 2020 | 4,164억 |
| 1989 | 1,983억 | 2005 | 2,884억 | 2021 | 4,247억 |
| 1990 | 2,128억 | 2006 | 2,834억 | 2022 | 4,358억 |
| 1991 | 1,997억 | 2007 | 2,856억 | 2023 | 4,488억 |
| 1992 | 2,144억 | 2008 | 2,970억 | 2024 | 4,638억 |
| 1993 | 2,198억 | 2009 | 3,066억 | 2025 | 4,814억 |
| 1994 | 2,111억 | 2010 | 3,182억 | 2026 | 5,010억 |
| 1995 | 2,230억 | 2011 | 3,313억 | | |