| 年份 | 大韩民国 |
|---|---|
| 2023 | - |
| 2022 | 7.84907 |
| 2021 | 7.94597 |
| 2020 | 8.14598 |
| 2019 | 8.30136 |
| 2018 | 8.34203 |
| 2017 | 8.26047 |
| 2016 | 8.02603 |
| 2015 | 7.66073 |
| 2014 | 7.27256 |
| 2013 | 6.85944 |
| 2012 | 6.43882 |
| 2011 | 6.02239 |
| 2010 | 5.64711 |
| 2009 | 5.34591 |
| 2008 | 5.13045 |
| 2007 | 4.97248 |
| 2006 | 4.85698 |
| 2005 | 4.73905 |
| 2004 | 4.5753 |
| 2003 | 4.41784 |
| 2002 | 4.31088 |
| 2001 | 4.3046 |
| 2000 | 4.36819 |
| 1999 | 4.45657 |
| 1998 | 4.53038 |
| 1997 | 4.52131 |
| 1996 | 4.44919 |
| 1995 | 4.39271 |
| 1994 | 4.32826 |
| 1993 | 4.2186 |
| 1992 | 4.1112 |
| 1991 | 4.00912 |
| 1990 | 3.87659 |
| 1989 | 3.74804 |
| 1988 | 3.66296 |
| 1987 | 3.5737 |
| 1986 | 3.48677 |
| 1985 | 3.41433 |
| 1984 | 3.32393 |
| 1983 | 3.25852 |
| 1982 | 3.2267 |
| 1981 | 3.20528 |
| 1980 | 3.17758 |
| 1979 | 3.10151 |
| 1978 | 2.98676 |
| 1977 | 2.89837 |
| 1976 | 2.8579 |
| 1975 | 2.81498 |
| 1974 | 2.77952 |
| 1973 | 2.77882 |
| 1972 | 2.77668 |
| 1971 | 2.77686 |
| 1970 | 2.78976 |
| 1969 | 2.82139 |
| 1968 | 2.8466 |
| 1967 | 2.83199 |
| 1966 | 2.81228 |
| 1965 | 2.78919 |
| 1964 | 2.72927 |
| 1963 | 2.65508 |
| 1962 | 2.59764 |
| 1961 | 2.56088 |
| 1960 | 2.55467 |