| 年份 | 缅甸  | 
                                                            
|---|---|
| 2023 | - | 
| 2022 | - | 
| 2021 | 0.0464337 | 
| 2020 | 0.0242925 | 
| 2019 | 0.0340927 | 
| 2018 | 0.0294589 | 
| 2017 | 0.0154299 | 
| 2016 | 0.00859612 | 
| 2015 | 0.0151773 | 
| 2014 | 0.0251479 | 
| 2013 | 0.027037 | 
| 2012 | 0.0564573 | 
| 2011 | 0.0860236 | 
| 2010 | 0.0863704 | 
| 2009 | 0.0500972 | 
| 2008 | 0.221707 | 
| 2007 | 0.150158 | 
| 2006 | 0.112014 | 
| 2005 | 0.0923816 | 
| 2004 | 0.125285 | 
| 2003 | 0.0194743 | 
| 2002 | 0.0152697 | 
| 2001 | 0.0758052 | 
| 2000 | 0.011343 | 
| 1999 | 0.00220662 | 
| 1998 | 0.00114095 | 
| 1997 | 0.000460922 | 
| 1996 | 0.000887108 | 
| 1995 | 0.00226701 | 
| 1994 | 0.000704074 | 
| 1993 | 0.000846272 | 
| 1992 | 0.00784779 | 
| 1991 | 0.0167618 | 
| 1990 | 0.0193792 | 
| 1989 | 0.0166654 | 
| 1988 | 0.012552 | 
| 1987 | 0.00268788 | 
| 1986 | 0.0283841 | 
| 1985 | 0.0603763 | 
| 1984 | 0.0472947 | 
| 1983 | 0.0537982 | 
| 1982 | 0.105635 | 
| 1981 | 0.0933411 | 
| 1980 | 0.036222 | 
| 1979 | 0.027748 | 
| 1978 | 0.0282672 | 
| 1977 | 0.0197206 | 
| 1976 | 0.0120718 | 
| 1975 | 0.014102 | 
| 1974 | 0.00372859 | 
| 1973 | 0.000267598 | 
| 1972 | 0.000267036 | 
| 1971 | 0.000247239 | 
| 1970 | - | 
| 1969 | - | 
| 1968 | - | 
| 1967 | - | 
| 1966 | - | 
| 1965 | - | 
| 1964 | - | 
| 1963 | - | 
| 1962 | - | 
| 1961 | - | 
| 1960 | - |