| 年份 | 蒙古 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 6.131 |
| 2020 | 5.475 |
| 2019 | 5.499 |
| 2018 | 5.663 |
| 2017 | 5.994 |
| 2016 | 6.075 |
| 2015 | 6.158 |
| 2014 | 6.276 |
| 2013 | 6.393 |
| 2012 | 6.514 |
| 2011 | 6.741 |
| 2010 | 6.729 |
| 2009 | 6.808 |
| 2008 | 6.817 |
| 2007 | 6.843 |
| 2006 | 6.875 |
| 2005 | 6.992 |
| 2004 | 6.869 |
| 2003 | 7.005 |
| 2002 | 7.229 |
| 2001 | 7.238 |
| 2000 | 7.359 |
| 1999 | 7.502 |
| 1998 | 7.874 |
| 1997 | 8.395 |
| 1996 | 8.719 |
| 1995 | 8.636 |
| 1994 | 8.832 |
| 1993 | 9.162 |
| 1992 | 9.574 |
| 1991 | 10.016 |
| 1990 | 10.48 |
| 1989 | 10.89 |
| 1988 | 11.348 |
| 1987 | 11.778 |
| 1986 | 12.169 |
| 1985 | 12.31 |
| 1984 | 12.472 |
| 1983 | 12.808 |
| 1982 | 13.153 |
| 1981 | 13.265 |
| 1980 | 13.37 |
| 1979 | 13.512 |
| 1978 | 13.709 |
| 1977 | 13.909 |
| 1976 | 14.111 |
| 1975 | 14.107 |
| 1974 | 14.525 |
| 1973 | 15.049 |
| 1972 | 15.631 |
| 1971 | 16.297 |
| 1970 | 17.012 |
| 1969 | 17.774 |
| 1968 | 18.469 |
| 1967 | 19.195 |
| 1966 | 20.038 |
| 1965 | 20.745 |
| 1964 | 21.553 |
| 1963 | 22.421 |
| 1962 | 22.927 |
| 1961 | 23.502 |
| 1960 | 24.033 |