| 年份 | 斯里兰卡 |
|---|---|
| 2023 | - |
| 2022 | 6.65296 |
| 2021 | 6.92344 |
| 2020 | 7.20712 |
| 2019 | 7.42648 |
| 2018 | 7.57041 |
| 2017 | 7.61058 |
| 2016 | 7.53187 |
| 2015 | 7.35506 |
| 2014 | 7.16125 |
| 2013 | 6.99896 |
| 2012 | 6.91443 |
| 2011 | 6.94269 |
| 2010 | 7.00732 |
| 2009 | 7.07751 |
| 2008 | 7.1604 |
| 2007 | 7.24121 |
| 2006 | 7.28628 |
| 2005 | 7.32887 |
| 2004 | 7.37853 |
| 2003 | 7.39763 |
| 2002 | 7.37748 |
| 2001 | 7.34065 |
| 2000 | 7.30837 |
| 1999 | 7.27659 |
| 1998 | 7.23543 |
| 1997 | 7.16994 |
| 1996 | 7.07 |
| 1995 | 6.93758 |
| 1994 | 6.77947 |
| 1993 | 6.61648 |
| 1992 | 6.48067 |
| 1991 | 6.37753 |
| 1990 | 6.28377 |
| 1989 | 6.18519 |
| 1988 | 6.10961 |
| 1987 | 6.07142 |
| 1986 | 6.03947 |
| 1985 | 5.99909 |
| 1984 | 5.95917 |
| 1983 | 5.88872 |
| 1982 | 5.77258 |
| 1981 | 5.65661 |
| 1980 | 5.56224 |
| 1979 | 5.48548 |
| 1978 | 5.42653 |
| 1977 | 5.37993 |
| 1976 | 5.34173 |
| 1975 | 5.31245 |
| 1974 | 5.29257 |
| 1973 | 5.28089 |
| 1972 | 5.27935 |
| 1971 | 5.296 |
| 1970 | 5.33463 |
| 1969 | 5.39154 |
| 1968 | 5.46687 |
| 1967 | 5.55666 |
| 1966 | 5.64413 |
| 1965 | 5.71941 |
| 1964 | 5.78408 |
| 1963 | 5.83519 |
| 1962 | 5.8702 |
| 1961 | 5.89506 |
| 1960 | 5.91414 |