| 年份 | 大韩民国 |
|---|---|
| 2023 | - |
| 2022 | 2.85017 |
| 2021 | 2.621 |
| 2020 | 2.45097 |
| 2019 | 2.27925 |
| 2018 | 2.10111 |
| 2017 | 1.93638 |
| 2016 | 1.78308 |
| 2015 | 1.64303 |
| 2014 | 1.51697 |
| 2013 | 1.40782 |
| 2012 | 1.31246 |
| 2011 | 1.22637 |
| 2010 | 1.14175 |
| 2009 | 1.05913 |
| 2008 | 0.986226 |
| 2007 | 0.923418 |
| 2006 | 0.866151 |
| 2005 | 0.814586 |
| 2004 | 0.766125 |
| 2003 | 0.711595 |
| 2002 | 0.657244 |
| 2001 | 0.608099 |
| 2000 | 0.564774 |
| 1999 | 0.533257 |
| 1998 | 0.509421 |
| 1997 | 0.486001 |
| 1996 | 0.460528 |
| 1995 | 0.435717 |
| 1994 | 0.414601 |
| 1993 | 0.392457 |
| 1992 | 0.369745 |
| 1991 | 0.34914 |
| 1990 | 0.328734 |
| 1989 | 0.308225 |
| 1988 | 0.289497 |
| 1987 | 0.276786 |
| 1986 | 0.264024 |
| 1985 | 0.247415 |
| 1984 | 0.236275 |
| 1983 | 0.233025 |
| 1982 | 0.232355 |
| 1981 | 0.2296 |
| 1980 | 0.233822 |
| 1979 | 0.245725 |
| 1978 | 0.255173 |
| 1977 | 0.260578 |
| 1976 | 0.262299 |
| 1975 | 0.259674 |
| 1974 | 0.253479 |
| 1973 | 0.24737 |
| 1972 | 0.241015 |
| 1971 | 0.231247 |
| 1970 | 0.220923 |
| 1969 | 0.21273 |
| 1968 | 0.201541 |
| 1967 | 0.189394 |
| 1966 | 0.180644 |
| 1965 | 0.168073 |
| 1964 | 0.151564 |
| 1963 | 0.137664 |
| 1962 | 0.126136 |
| 1961 | 0.116211 |
| 1960 | 0.109646 |