| 年份 | 斯里兰卡 |
|---|---|
| 2023 | - |
| 2022 | 5.87861 |
| 2021 | 5.82512 |
| 2020 | 5.78651 |
| 2019 | 5.79249 |
| 2018 | 5.79239 |
| 2017 | 5.80024 |
| 2016 | 5.84482 |
| 2015 | 5.88633 |
| 2014 | 5.91404 |
| 2013 | 5.9133 |
| 2012 | 5.85666 |
| 2011 | 5.78348 |
| 2010 | 5.6744 |
| 2009 | 5.53994 |
| 2008 | 5.43606 |
| 2007 | 5.34302 |
| 2006 | 5.22599 |
| 2005 | 5.11155 |
| 2004 | 4.9903 |
| 2003 | 4.8607 |
| 2002 | 4.75158 |
| 2001 | 4.64978 |
| 2000 | 4.56688 |
| 1999 | 4.50261 |
| 1998 | 4.40779 |
| 1997 | 4.2736 |
| 1996 | 4.13703 |
| 1995 | 4.01851 |
| 1994 | 3.91768 |
| 1993 | 3.83547 |
| 1992 | 3.77001 |
| 1991 | 3.7165 |
| 1990 | 3.67271 |
| 1989 | 3.63899 |
| 1988 | 3.61153 |
| 1987 | 3.59058 |
| 1986 | 3.58315 |
| 1985 | 3.59173 |
| 1984 | 3.61363 |
| 1983 | 3.64765 |
| 1982 | 3.69136 |
| 1981 | 3.73695 |
| 1980 | 3.77692 |
| 1979 | 3.80942 |
| 1978 | 3.83161 |
| 1977 | 3.8407 |
| 1976 | 3.84156 |
| 1975 | 3.83699 |
| 1974 | 3.82526 |
| 1973 | 3.80624 |
| 1972 | 3.78357 |
| 1971 | 3.76027 |
| 1970 | 3.73979 |
| 1969 | 3.72408 |
| 1968 | 3.71375 |
| 1967 | 3.70672 |
| 1966 | 3.69578 |
| 1965 | 3.67759 |
| 1964 | 3.6544 |
| 1963 | 3.62525 |
| 1962 | 3.59095 |
| 1961 | 3.55817 |
| 1960 | 3.53134 |