| 年份 | 朝鲜民主主义人民共和国 |
|---|---|
| 2023 | - |
| 2022 | 27.2353 |
| 2021 | 27.1877 |
| 2020 | 27.2064 |
| 2019 | 27.2892 |
| 2018 | 27.4583 |
| 2017 | 27.7318 |
| 2016 | 28.1257 |
| 2015 | 28.5299 |
| 2014 | 28.9499 |
| 2013 | 29.4823 |
| 2012 | 30.0937 |
| 2011 | 30.7994 |
| 2010 | 31.5964 |
| 2009 | 32.3788 |
| 2008 | 33.1223 |
| 2007 | 33.8752 |
| 2006 | 34.6081 |
| 2005 | 35.2648 |
| 2004 | 35.8014 |
| 2003 | 36.2645 |
| 2002 | 36.7403 |
| 2001 | 37.2027 |
| 2000 | 37.607 |
| 1999 | 37.9374 |
| 1998 | 38.1935 |
| 1997 | 38.4128 |
| 1996 | 38.5939 |
| 1995 | 38.7081 |
| 1994 | 38.6894 |
| 1993 | 38.5697 |
| 1992 | 38.4556 |
| 1991 | 38.4278 |
| 1990 | 38.6614 |
| 1989 | 39.2149 |
| 1988 | 40.0764 |
| 1987 | 41.5245 |
| 1986 | 43.357 |
| 1985 | 45.3025 |
| 1984 | 47.4932 |
| 1983 | 49.848 |
| 1982 | 52.461 |
| 1981 | 55.0397 |
| 1980 | 57.3065 |
| 1979 | 59.4938 |
| 1978 | 61.7646 |
| 1977 | 63.933 |
| 1976 | 65.6916 |
| 1975 | 67.2632 |
| 1974 | 68.7161 |
| 1973 | 70.3204 |
| 1972 | 71.7684 |
| 1971 | 72.0965 |
| 1970 | 71.692 |
| 1969 | 70.926 |
| 1968 | 69.4502 |
| 1967 | 66.9469 |
| 1966 | 63.9592 |
| 1965 | 62.3921 |
| 1964 | 62.0601 |
| 1963 | 61.7473 |
| 1962 | 61.9782 |
| 1961 | 62.9598 |
| 1960 | 64.1059 |