| 年份 | 蒙古 |
|---|---|
| 2023 | - |
| 2022 | 1.37926 |
| 2021 | 1.33178 |
| 2020 | 1.2721 |
| 2019 | 1.21251 |
| 2018 | 1.19247 |
| 2017 | 1.18891 |
| 2016 | 1.20708 |
| 2015 | 1.2317 |
| 2014 | 1.25126 |
| 2013 | 1.2499 |
| 2012 | 1.23605 |
| 2011 | 1.20739 |
| 2010 | 1.18029 |
| 2009 | 1.16417 |
| 2008 | 1.16511 |
| 2007 | 1.18126 |
| 2006 | 1.1995 |
| 2005 | 1.20819 |
| 2004 | 1.19482 |
| 2003 | 1.15101 |
| 2002 | 1.08977 |
| 2001 | 1.03287 |
| 2000 | 0.990145 |
| 1999 | 0.978906 |
| 1998 | 1.00198 |
| 1997 | 1.03933 |
| 1996 | 1.08225 |
| 1995 | 1.12202 |
| 1994 | 1.15151 |
| 1993 | 1.17227 |
| 1992 | 1.18476 |
| 1991 | 1.19312 |
| 1990 | 1.20715 |
| 1989 | 1.23412 |
| 1988 | 1.28408 |
| 1987 | 1.35447 |
| 1986 | 1.42719 |
| 1985 | 1.49127 |
| 1984 | 1.54113 |
| 1983 | 1.57427 |
| 1982 | 1.59207 |
| 1981 | 1.59681 |
| 1980 | 1.59457 |
| 1979 | 1.59247 |
| 1978 | 1.5989 |
| 1977 | 1.61656 |
| 1976 | 1.64444 |
| 1975 | 1.68625 |
| 1974 | 1.74049 |
| 1973 | 1.79902 |
| 1972 | 1.84347 |
| 1971 | 1.85464 |
| 1970 | 1.83498 |
| 1969 | 1.80791 |
| 1968 | 1.791 |
| 1967 | 1.81116 |
| 1966 | 1.87869 |
| 1965 | 1.95638 |
| 1964 | 2.01199 |
| 1963 | 2.04379 |
| 1962 | 2.00014 |
| 1961 | 1.88614 |
| 1960 | 1.77235 |