| 年份 | 蒙古 |
|---|---|
| 2023 | - |
| 2022 | 7.98514 |
| 2021 | 7.80541 |
| 2020 | 7.65142 |
| 2019 | 7.5631 |
| 2018 | 7.55915 |
| 2017 | 7.59734 |
| 2016 | 7.62473 |
| 2015 | 7.65597 |
| 2014 | 7.68787 |
| 2013 | 7.71163 |
| 2012 | 7.70894 |
| 2011 | 7.68392 |
| 2010 | 7.64788 |
| 2009 | 7.61045 |
| 2008 | 7.56025 |
| 2007 | 7.4959 |
| 2006 | 7.42778 |
| 2005 | 7.35888 |
| 2004 | 7.30236 |
| 2003 | 7.27644 |
| 2002 | 7.25767 |
| 2001 | 7.21147 |
| 2000 | 7.14758 |
| 1999 | 7.05853 |
| 1998 | 6.89331 |
| 1997 | 6.67001 |
| 1996 | 6.4347 |
| 1995 | 6.16606 |
| 1994 | 5.86127 |
| 1993 | 5.55942 |
| 1992 | 5.28209 |
| 1991 | 5.04313 |
| 1990 | 4.85057 |
| 1989 | 4.70048 |
| 1988 | 4.5636 |
| 1987 | 4.42906 |
| 1986 | 4.32003 |
| 1985 | 4.24438 |
| 1984 | 4.20435 |
| 1983 | 4.21107 |
| 1982 | 4.29118 |
| 1981 | 4.44838 |
| 1980 | 4.65695 |
| 1979 | 4.87773 |
| 1978 | 5.04012 |
| 1977 | 5.10865 |
| 1976 | 5.09853 |
| 1975 | 5.03177 |
| 1974 | 4.95116 |
| 1973 | 4.89716 |
| 1972 | 4.90222 |
| 1971 | 4.97965 |
| 1970 | 5.11055 |
| 1969 | 5.25707 |
| 1968 | 5.37493 |
| 1967 | 5.41539 |
| 1966 | 5.38524 |
| 1965 | 5.3638 |
| 1964 | 5.42612 |
| 1963 | 5.58015 |
| 1962 | 5.74018 |
| 1961 | 5.85561 |
| 1960 | 5.94851 |