| 年份 | 大韩民国 |
|---|---|
| 2023 | - |
| 2022 | 24.6572 |
| 2021 | 23.3018 |
| 2020 | 21.9834 |
| 2019 | 20.7858 |
| 2018 | 19.8569 |
| 2017 | 18.9846 |
| 2016 | 18.2398 |
| 2015 | 17.6845 |
| 2014 | 17.1134 |
| 2013 | 16.5532 |
| 2012 | 16.0623 |
| 2011 | 15.6543 |
| 2010 | 15.2247 |
| 2009 | 14.7385 |
| 2008 | 14.2765 |
| 2007 | 13.7749 |
| 2006 | 13.1958 |
| 2005 | 12.6355 |
| 2004 | 12.0953 |
| 2003 | 11.5356 |
| 2002 | 10.9828 |
| 2001 | 10.4418 |
| 2000 | 9.92539 |
| 1999 | 9.44974 |
| 1998 | 9.05383 |
| 1997 | 8.709 |
| 1996 | 8.40156 |
| 1995 | 8.15618 |
| 1994 | 7.91735 |
| 1993 | 7.67561 |
| 1992 | 7.45705 |
| 1991 | 7.24825 |
| 1990 | 7.07934 |
| 1989 | 6.95351 |
| 1988 | 6.82517 |
| 1987 | 6.70732 |
| 1986 | 6.60113 |
| 1985 | 6.49659 |
| 1984 | 6.44173 |
| 1983 | 6.42515 |
| 1982 | 6.36506 |
| 1981 | 6.25117 |
| 1980 | 6.16993 |
| 1979 | 6.15028 |
| 1978 | 6.16101 |
| 1977 | 6.19838 |
| 1976 | 6.24981 |
| 1975 | 6.33007 |
| 1974 | 6.41499 |
| 1973 | 6.46534 |
| 1972 | 6.48495 |
| 1971 | 6.45924 |
| 1970 | 6.41291 |
| 1969 | 6.39839 |
| 1968 | 6.39898 |
| 1967 | 6.362 |
| 1966 | 6.25628 |
| 1965 | 6.18813 |
| 1964 | 6.21047 |
| 1963 | 6.22325 |
| 1962 | 6.18849 |
| 1961 | 6.12682 |
| 1960 | 6.03092 |