데이터 표
| 1980 | 1,151 | 1996 | 2,157 | 2012 | 6,639 |
| 1981 | 1,356 | 1997 | 2,230 | 2013 | 6,870 |
| 1982 | 1,316 | 1998 | 2,092 | 2014 | 6,877 |
| 1983 | 999 | 1999 | 1,863 | 2015 | 6,453 |
| 1984 | 1,006 | 2000 | 1,908 | 2016 | 6,535 |
| 1985 | 851 | 2001 | 1,911 | 2017 | 7,106 |
| 1986 | 1,248 | 2002 | 1,997 | 2018 | 7,273 |
| 1987 | 2,016 | 2003 | 2,149 | 2019 | 7,353 |
| 1988 | 1,560 | 2004 | 2,408 | 2020 | 6,408 |
| 1989 | 1,885 | 2005 | 2,671 | 2021 | 6,923 |
| 1990 | 1,286 | 2006 | 3,138 | 2022 | 7,431 |
| 1991 | 1,512 | 2007 | 3,639 | 2023 | 8,086 |
| 1992 | 1,528 | 2008 | 4,249 | 2024 | 8,666 |
| 1993 | 1,456 | 2009 | 4,298 | 2025 | 9,911 |
| 1994 | 1,815 | 2010 | 5,202 | 2026 | 1.1만 |
| 1995 | 2,119 | 2011 | 5,908 | | |
데이터 표
| 1980 | 0 | 1996 | 5,298 | 2012 | 1.75만 |
| 1981 | 0 | 1997 | 5,955 | 2013 | 1.87만 |
| 1982 | 0 | 1998 | 6,167 | 2014 | 1.96만 |
| 1983 | 0 | 1999 | 6,334 | 2015 | 2.07만 |
| 1984 | 0 | 2000 | 6,664 | 2016 | 2.21만 |
| 1985 | 0 | 2001 | 6,699 | 2017 | 2.31만 |
| 1986 | 0 | 2002 | 7,028 | 2018 | 2.39만 |
| 1987 | 0 | 2003 | 7,471 | 2019 | 2.46만 |
| 1988 | 0 | 2004 | 8,209 | 2020 | 2.25만 |
| 1989 | 5 | 2005 | 8,825 | 2021 | 2.7만 |
| 1990 | 242 | 2006 | 1.02만 | 2022 | 2.85만 |
| 1991 | 1,168 | 2007 | 1.14만 | 2023 | 3.02만 |
| 1992 | 1,919 | 2008 | 1.25만 | 2024 | 3.25만 |
| 1993 | 2,914 | 2009 | 1.29만 | 2025 | 3.52만 |
| 1994 | 3,979 | 2010 | 1.47만 | 2026 | 3.81만 |
| 1995 | 4,767 | 2011 | 1.63만 | | |
데이터 표
| 1980 | 9,509 | 1996 | 8,142 | 2012 | 1.48만 |
| 1981 | 9,782 | 1997 | 8,512 | 2013 | 1.56만 |
| 1982 | 9,517 | 1998 | 8,330 | 2014 | 1.58만 |
| 1983 | 8,426 | 1999 | 8,318 | 2015 | 1.61만 |
| 1984 | 8,545 | 2000 | 8,420 | 2016 | 1.65만 |
| 1985 | 8,526 | 2001 | 8,369 | 2017 | 1.66만 |
| 1986 | 9,344 | 2002 | 8,733 | 2018 | 1.69만 |
| 1987 | 9,844 | 2003 | 9,011 | 2019 | 1.7만 |
| 1988 | 8,723 | 2004 | 9,376 | 2020 | 1.49만 |
| 1989 | 7,394 | 2005 | 9,883 | 2021 | 1.67만 |
| 1990 | 6,876 | 2006 | 1.05만 | 2022 | 1.7만 |
| 1991 | 6,889 | 2007 | 1.14만 | 2023 | 1.68만 |
| 1992 | 6,719 | 2008 | 1.23만 | 2024 | 1.72만 |
| 1993 | 6,937 | 2009 | 1.24만 | 2025 | 1.76만 |
| 1994 | 7,647 | 2010 | 1.33만 | 2026 | 1.79만 |
| 1995 | 8,066 | 2011 | 1.41만 | | |