| 年份 | 斯里兰卡 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | - |
| 2020 | - |
| 2019 | - |
| 2018 | - |
| 2017 | 0.99391 |
| 2016 | 0.85275 |
| 2015 | 0.9305 |
| 2014 | 0.88648 |
| 2013 | 0.79142 |
| 2012 | 0.80245 |
| 2011 | 0.70741 |
| 2010 | 0.73198 |
| 2009 | 0.87424 |
| 2008 | 0.82406 |
| 2007 | 0.80821 |
| 2006 | 0.94933 |
| 2005 | 0.80452 |
| 2004 | - |
| 2003 | 0.81031 |
| 2002 | - |
| 2001 | 1.4061 |
| 2000 | - |
| 1999 | - |
| 1998 | 5.13315 |
| 1997 | - |
| 1996 | - |
| 1995 | - |
| 1994 | - |
| 1993 | - |
| 1992 | 7.05637 |
| 1991 | 7.71114 |
| 1990 | 8.043 |
| 1989 | 7.16711 |
| 1988 | - |
| 1987 | 8.85799 |
| 1986 | 7.89104 |
| 1985 | 8.20973 |
| 1984 | 9.35025 |
| 1983 | 10.2238 |
| 1982 | 10.4314 |
| 1981 | 10.7899 |
| 1980 | 10.4316 |
| 1979 | 11.9463 |
| 1978 | 9.07522 |
| 1977 | 11.9438 |
| 1976 | 13.225 |
| 1975 | 15.4102 |
| 1974 | 17.2987 |
| 1973 | - |
| 1972 | 18.428 |
| 1971 | - |
| 1970 | 22.205 |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |