| 年份 | 大韩民国 |
|---|---|
| 2023 | - |
| 2022 | 4.6065 |
| 2021 | 4.74759 |
| 2020 | 5.06993 |
| 2019 | 5.43797 |
| 2018 | 5.76581 |
| 2017 | 6.08728 |
| 2016 | 6.36191 |
| 2015 | 6.60666 |
| 2014 | 6.90288 |
| 2013 | 7.21123 |
| 2012 | 7.44819 |
| 2011 | 7.57363 |
| 2010 | 7.56411 |
| 2009 | 7.45028 |
| 2008 | 7.28323 |
| 2007 | 7.08887 |
| 2006 | 6.94281 |
| 2005 | 6.92434 |
| 2004 | 7.01802 |
| 2003 | 7.21017 |
| 2002 | 7.5207 |
| 2001 | 7.93724 |
| 2000 | 8.47632 |
| 1999 | 8.99054 |
| 1998 | 9.21458 |
| 1997 | 9.15969 |
| 1996 | 8.9779 |
| 1995 | 8.91881 |
| 1994 | 9.10894 |
| 1993 | 9.43029 |
| 1992 | 9.79127 |
| 1991 | 10.1355 |
| 1990 | 10.5275 |
| 1989 | 10.966 |
| 1988 | 11.3059 |
| 1987 | 11.3763 |
| 1986 | 11.1621 |
| 1985 | 10.9765 |
| 1984 | 10.9476 |
| 1983 | 11.0554 |
| 1982 | 11.3075 |
| 1981 | 11.5329 |
| 1980 | 11.7618 |
| 1979 | 12.1434 |
| 1978 | 12.4824 |
| 1977 | 12.556 |
| 1976 | 12.3379 |
| 1975 | 12.0307 |
| 1974 | 11.7945 |
| 1973 | 11.4528 |
| 1972 | 11.1293 |
| 1971 | 10.8261 |
| 1970 | 10.3125 |
| 1969 | 9.8428 |
| 1968 | 9.6544 |
| 1967 | 9.57423 |
| 1966 | 9.52174 |
| 1965 | 9.56833 |
| 1964 | 9.67611 |
| 1963 | 9.80993 |
| 1962 | 10.0747 |
| 1961 | 10.4087 |
| 1960 | 10.7727 |