| 年份 | 缅甸 |
|---|---|
| 2023 | - |
| 2022 | 0.872897 |
| 2021 | 0.856826 |
| 2020 | 0.843483 |
| 2019 | 0.829311 |
| 2018 | 0.81894 |
| 2017 | 0.813437 |
| 2016 | 0.811686 |
| 2015 | 0.811624 |
| 2014 | 0.812509 |
| 2013 | 0.814121 |
| 2012 | 0.815649 |
| 2011 | 0.815819 |
| 2010 | 0.813611 |
| 2009 | 0.808455 |
| 2008 | 0.800433 |
| 2007 | 0.789508 |
| 2006 | 0.776872 |
| 2005 | 0.764686 |
| 2004 | 0.752454 |
| 2003 | 0.739636 |
| 2002 | 0.726999 |
| 2001 | 0.715703 |
| 2000 | 0.706357 |
| 1999 | 0.699366 |
| 1998 | 0.695749 |
| 1997 | 0.694493 |
| 1996 | 0.692157 |
| 1995 | 0.686585 |
| 1994 | 0.678042 |
| 1993 | 0.666059 |
| 1992 | 0.651105 |
| 1991 | 0.63656 |
| 1990 | 0.62513 |
| 1989 | 0.6164 |
| 1988 | 0.610272 |
| 1987 | 0.606874 |
| 1986 | 0.604448 |
| 1985 | 0.602107 |
| 1984 | 0.600416 |
| 1983 | 0.59964 |
| 1982 | 0.598391 |
| 1981 | 0.595629 |
| 1980 | 0.591271 |
| 1979 | 0.58518 |
| 1978 | 0.576573 |
| 1977 | 0.565988 |
| 1976 | 0.555217 |
| 1975 | 0.545557 |
| 1974 | 0.537255 |
| 1973 | 0.530482 |
| 1972 | 0.525169 |
| 1971 | 0.52009 |
| 1970 | 0.514646 |
| 1969 | 0.5092 |
| 1968 | 0.503863 |
| 1967 | 0.49849 |
| 1966 | 0.49318 |
| 1965 | 0.488022 |
| 1964 | 0.48282 |
| 1963 | 0.477067 |
| 1962 | 0.470817 |
| 1961 | 0.464508 |
| 1960 | 0.458419 |