| 年份 | 蒙古 |
|---|---|
| 2023 | - |
| 2022 | 7.74373 |
| 2021 | 7.59562 |
| 2020 | 7.44868 |
| 2019 | 7.35977 |
| 2018 | 7.36515 |
| 2017 | 7.41159 |
| 2016 | 7.44556 |
| 2015 | 7.4894 |
| 2014 | 7.54433 |
| 2013 | 7.58627 |
| 2012 | 7.6015 |
| 2011 | 7.59371 |
| 2010 | 7.57576 |
| 2009 | 7.56093 |
| 2008 | 7.53583 |
| 2007 | 7.50068 |
| 2006 | 7.46298 |
| 2005 | 7.42264 |
| 2004 | 7.3854 |
| 2003 | 7.36415 |
| 2002 | 7.33935 |
| 2001 | 7.28902 |
| 2000 | 7.23403 |
| 1999 | 7.15647 |
| 1998 | 6.99708 |
| 1997 | 6.77693 |
| 1996 | 6.52925 |
| 1995 | 6.2289 |
| 1994 | 5.88756 |
| 1993 | 5.55126 |
| 1992 | 5.24414 |
| 1991 | 4.98082 |
| 1990 | 4.76667 |
| 1989 | 4.59443 |
| 1988 | 4.44725 |
| 1987 | 4.31333 |
| 1986 | 4.19919 |
| 1985 | 4.10806 |
| 1984 | 4.03928 |
| 1983 | 4.00802 |
| 1982 | 4.04397 |
| 1981 | 4.15503 |
| 1980 | 4.31998 |
| 1979 | 4.50236 |
| 1978 | 4.64539 |
| 1977 | 4.71193 |
| 1976 | 4.70649 |
| 1975 | 4.65318 |
| 1974 | 4.59087 |
| 1973 | 4.55993 |
| 1972 | 4.59273 |
| 1971 | 4.69349 |
| 1970 | 4.83599 |
| 1969 | 4.98114 |
| 1968 | 5.05911 |
| 1967 | 5.0355 |
| 1966 | 4.96814 |
| 1965 | 4.943 |
| 1964 | 5.03259 |
| 1963 | 5.23474 |
| 1962 | 5.41737 |
| 1961 | 5.50553 |
| 1960 | 5.54915 |