| 年份 | 斯里兰卡 |
|---|---|
| 2023 | - |
| 2022 | 5.98926 |
| 2021 | 5.94722 |
| 2020 | 5.93031 |
| 2019 | 5.96034 |
| 2018 | 5.97331 |
| 2017 | 5.98384 |
| 2016 | 6.02418 |
| 2015 | 6.05618 |
| 2014 | 6.07791 |
| 2013 | 6.07598 |
| 2012 | 6.01976 |
| 2011 | 5.94895 |
| 2010 | 5.83563 |
| 2009 | 5.69141 |
| 2008 | 5.58502 |
| 2007 | 5.50274 |
| 2006 | 5.39955 |
| 2005 | 5.30046 |
| 2004 | 5.20185 |
| 2003 | 5.09272 |
| 2002 | 4.99827 |
| 2001 | 4.90523 |
| 2000 | 4.81978 |
| 1999 | 4.7429 |
| 1998 | 4.63221 |
| 1997 | 4.48122 |
| 1996 | 4.33168 |
| 1995 | 4.20185 |
| 1994 | 4.09076 |
| 1993 | 3.99888 |
| 1992 | 3.92343 |
| 1991 | 3.85807 |
| 1990 | 3.79969 |
| 1989 | 3.74858 |
| 1988 | 3.70143 |
| 1987 | 3.65833 |
| 1986 | 3.62517 |
| 1985 | 3.60387 |
| 1984 | 3.5915 |
| 1983 | 3.58593 |
| 1982 | 3.58633 |
| 1981 | 3.58888 |
| 1980 | 3.58833 |
| 1979 | 3.58292 |
| 1978 | 3.57134 |
| 1977 | 3.55007 |
| 1976 | 3.51937 |
| 1975 | 3.48022 |
| 1974 | 3.43201 |
| 1973 | 3.37478 |
| 1972 | 3.31349 |
| 1971 | 3.25662 |
| 1970 | 3.21016 |
| 1969 | 3.17436 |
| 1968 | 3.14997 |
| 1967 | 3.13531 |
| 1966 | 3.12092 |
| 1965 | 3.10181 |
| 1964 | 3.08069 |
| 1963 | 3.05724 |
| 1962 | 3.03054 |
| 1961 | 3.00507 |
| 1960 | 2.98414 |