| 年份 | 缅甸 |
|---|---|
| 2023 | - |
| 2022 | 0.706117 |
| 2021 | 0.699278 |
| 2020 | 0.719473 |
| 2019 | 0.707999 |
| 2018 | 0.719693 |
| 2017 | 0.760206 |
| 2016 | 0.790127 |
| 2015 | 0.802515 |
| 2014 | 0.83386 |
| 2013 | 0.852913 |
| 2012 | 0.847223 |
| 2011 | 0.8137 |
| 2010 | 0.762455 |
| 2009 | 0.585912 |
| 2008 | 0.584182 |
| 2007 | 0.740413 |
| 2006 | 0.759408 |
| 2005 | 0.812151 |
| 2004 | 0.878726 |
| 2003 | 0.950845 |
| 2002 | 1.00634 |
| 2001 | 1.04092 |
| 2000 | 1.09671 |
| 1999 | 1.17345 |
| 1998 | 1.22987 |
| 1997 | 1.25564 |
| 1996 | 1.25879 |
| 1995 | 1.27459 |
| 1994 | 1.30475 |
| 1993 | 1.32608 |
| 1992 | 1.3606 |
| 1991 | 1.43845 |
| 1990 | 1.53324 |
| 1989 | 1.58545 |
| 1988 | 1.64747 |
| 1987 | 1.74353 |
| 1986 | 1.85711 |
| 1985 | 1.9748 |
| 1984 | 2.05521 |
| 1983 | 1.94308 |
| 1982 | 1.83727 |
| 1981 | 1.907 |
| 1980 | 1.94312 |
| 1979 | 1.95731 |
| 1978 | 1.97999 |
| 1977 | 1.9625 |
| 1976 | 1.94864 |
| 1975 | 1.97137 |
| 1974 | 1.99126 |
| 1973 | 2.12564 |
| 1972 | 2.25627 |
| 1971 | 2.28579 |
| 1970 | 2.31598 |
| 1969 | 2.33531 |
| 1968 | 2.34678 |
| 1967 | 2.32768 |
| 1966 | 2.31108 |
| 1965 | 2.28667 |
| 1964 | 2.24567 |
| 1963 | 2.2261 |
| 1962 | 2.21195 |
| 1961 | 2.19667 |
| 1960 | - |