| 年份 | 斯里兰卡 |
|---|---|
| 2023 | - |
| 2022 | 5.41994 |
| 2021 | 5.33636 |
| 2020 | 5.21818 |
| 2019 | 5.07733 |
| 2018 | 4.99157 |
| 2017 | 4.9477 |
| 2016 | 4.87534 |
| 2015 | 4.82795 |
| 2014 | 4.80664 |
| 2013 | 4.74521 |
| 2012 | 4.65041 |
| 2011 | 4.50682 |
| 2010 | 4.31623 |
| 2009 | 4.12984 |
| 2008 | 3.94822 |
| 2007 | 3.78131 |
| 2006 | 3.64429 |
| 2005 | 3.51772 |
| 2004 | 3.41205 |
| 2003 | 3.33049 |
| 2002 | 3.27561 |
| 2001 | 3.23661 |
| 2000 | 3.18999 |
| 1999 | 3.12878 |
| 1998 | 3.06771 |
| 1997 | 3.00985 |
| 1996 | 2.96086 |
| 1995 | 2.92267 |
| 1994 | 2.89282 |
| 1993 | 2.86957 |
| 1992 | 2.85091 |
| 1991 | 2.83142 |
| 1990 | 2.80729 |
| 1989 | 2.77933 |
| 1988 | 2.74671 |
| 1987 | 2.70799 |
| 1986 | 2.66416 |
| 1985 | 2.61547 |
| 1984 | 2.56124 |
| 1983 | 2.50045 |
| 1982 | 2.43819 |
| 1981 | 2.38294 |
| 1980 | 2.33753 |
| 1979 | 2.30031 |
| 1978 | 2.27131 |
| 1977 | 2.2485 |
| 1976 | 2.22549 |
| 1975 | 2.19857 |
| 1974 | 2.16917 |
| 1973 | 2.13839 |
| 1972 | 2.10638 |
| 1971 | 2.07538 |
| 1970 | 2.04791 |
| 1969 | 2.02475 |
| 1968 | 2.00622 |
| 1967 | 1.99068 |
| 1966 | 1.97296 |
| 1965 | 1.95065 |
| 1964 | 1.92509 |
| 1963 | 1.89517 |
| 1962 | 1.86246 |
| 1961 | 1.83472 |
| 1960 | 1.81726 |