| 年份 | 缅甸 |
|---|---|
| 2023 | - |
| 2022 | 2.23946 |
| 2021 | 2.13258 |
| 2020 | 2.03091 |
| 2019 | 1.92405 |
| 2018 | 1.84047 |
| 2017 | 1.79072 |
| 2016 | 1.75202 |
| 2015 | 1.71926 |
| 2014 | 1.69598 |
| 2013 | 1.68379 |
| 2012 | 1.68135 |
| 2011 | 1.68465 |
| 2010 | 1.69009 |
| 2009 | 1.69594 |
| 2008 | 1.70467 |
| 2007 | 1.71191 |
| 2006 | 1.71419 |
| 2005 | 1.71465 |
| 2004 | 1.71209 |
| 2003 | 1.70603 |
| 2002 | 1.69641 |
| 2001 | 1.6822 |
| 2000 | 1.66273 |
| 1999 | 1.63816 |
| 1998 | 1.60675 |
| 1997 | 1.57155 |
| 1996 | 1.54001 |
| 1995 | 1.51675 |
| 1994 | 1.50168 |
| 1993 | 1.49557 |
| 1992 | 1.49627 |
| 1991 | 1.49453 |
| 1990 | 1.48559 |
| 1989 | 1.47041 |
| 1988 | 1.44785 |
| 1987 | 1.41953 |
| 1986 | 1.39299 |
| 1985 | 1.37412 |
| 1984 | 1.362 |
| 1983 | 1.35556 |
| 1982 | 1.35307 |
| 1981 | 1.3508 |
| 1980 | 1.34804 |
| 1979 | 1.3455 |
| 1978 | 1.34428 |
| 1977 | 1.34237 |
| 1976 | 1.3371 |
| 1975 | 1.32812 |
| 1974 | 1.31533 |
| 1973 | 1.29776 |
| 1972 | 1.27806 |
| 1971 | 1.25947 |
| 1970 | 1.24354 |
| 1969 | 1.23012 |
| 1968 | 1.21843 |
| 1967 | 1.20873 |
| 1966 | 1.19966 |
| 1965 | 1.18997 |
| 1964 | 1.18034 |
| 1963 | 1.17168 |
| 1962 | 1.16353 |
| 1961 | 1.15533 |
| 1960 | 1.14698 |