年份 | 斯里兰卡 |
---|---|
2023 | - |
2022 | - |
2021 | 3.9 |
2020 | 4 |
2019 | 4.1 |
2018 | 4.3 |
2017 | 4.5 |
2016 | 4.8 |
2015 | 5.1 |
2014 | 5.5 |
2013 | 5.9 |
2012 | 6.1 |
2011 | 6.2 |
2010 | 6.3 |
2009 | 6.7 |
2008 | 6.7 |
2007 | 6.7 |
2006 | 6.7 |
2005 | 6.9 |
2004 | 7.6 |
2003 | 7.9 |
2002 | 8.5 |
2001 | 9.1 |
2000 | 9.8 |
1999 | 10.5 |
1998 | 11.2 |
1997 | 11.8 |
1996 | 12.3 |
1995 | 12.5 |
1994 | 12.6 |
1993 | 12.6 |
1992 | 12.7 |
1991 | 13.1 |
1990 | 13.9 |
1989 | 14.8 |
1988 | 15.6 |
1987 | 16.3 |
1986 | 16.8 |
1985 | 16.8 |
1984 | 16.6 |
1983 | 16.9 |
1982 | 18.4 |
1981 | 21 |
1980 | 23.3 |
1979 | 24.3 |
1978 | 24.5 |
1977 | 24.8 |
1976 | 25.5 |
1975 | 26.5 |
1974 | 27.7 |
1973 | 28.9 |
1972 | 30 |
1971 | 31 |
1970 | 31.9 |
1969 | 32.8 |
1968 | 33.7 |
1967 | 34.8 |
1966 | 35.9 |
1965 | 36.9 |
1964 | 37.7 |
1963 | 38.3 |
1962 | 38.8 |
1961 | 39.4 |
1960 | 40.1 |