| 年份 | 缅甸 |
|---|---|
| 2023 | - |
| 2022 | 5.07671 |
| 2021 | 4.99494 |
| 2020 | 4.91075 |
| 2019 | 4.8263 |
| 2018 | 4.74628 |
| 2017 | 4.67058 |
| 2016 | 4.59821 |
| 2015 | 4.52498 |
| 2014 | 4.44811 |
| 2013 | 4.36637 |
| 2012 | 4.2779 |
| 2011 | 4.18345 |
| 2010 | 4.08497 |
| 2009 | 3.98421 |
| 2008 | 3.85389 |
| 2007 | 3.68818 |
| 2006 | 3.52077 |
| 2005 | 3.36145 |
| 2004 | 3.20711 |
| 2003 | 3.09408 |
| 2002 | 3.03362 |
| 2001 | 2.98965 |
| 2000 | 2.95637 |
| 1999 | 2.93938 |
| 1998 | 2.94085 |
| 1997 | 2.95898 |
| 1996 | 2.98736 |
| 1995 | 3.02012 |
| 1994 | 3.05569 |
| 1993 | 3.09217 |
| 1992 | 3.12676 |
| 1991 | 3.15951 |
| 1990 | 3.19031 |
| 1989 | 3.21676 |
| 1988 | 3.23703 |
| 1987 | 3.25093 |
| 1986 | 3.25679 |
| 1985 | 3.25436 |
| 1984 | 3.24352 |
| 1983 | 3.22012 |
| 1982 | 3.18581 |
| 1981 | 3.15581 |
| 1980 | 3.14167 |
| 1979 | 3.14208 |
| 1978 | 3.15965 |
| 1977 | 3.18915 |
| 1976 | 3.21066 |
| 1975 | 3.21368 |
| 1974 | 3.20112 |
| 1973 | 3.17214 |
| 1972 | 3.13245 |
| 1971 | 3.09829 |
| 1970 | 3.07896 |
| 1969 | 3.07242 |
| 1968 | 3.07684 |
| 1967 | 3.09267 |
| 1966 | 3.11222 |
| 1965 | 3.13036 |
| 1964 | 3.14905 |
| 1963 | 3.17016 |
| 1962 | 3.1899 |
| 1961 | 3.20322 |
| 1960 | 3.20722 |