| 年份 | 斯里兰卡 |
|---|---|
| 2023 | - |
| 2022 | 6.75082 |
| 2021 | 7.00272 |
| 2020 | 7.24887 |
| 2019 | 7.42802 |
| 2018 | 7.53892 |
| 2017 | 7.55072 |
| 2016 | 7.45276 |
| 2015 | 7.27192 |
| 2014 | 7.08338 |
| 2013 | 6.9247 |
| 2012 | 6.839 |
| 2011 | 6.85579 |
| 2010 | 6.90123 |
| 2009 | 6.95933 |
| 2008 | 7.0439 |
| 2007 | 7.13591 |
| 2006 | 7.19556 |
| 2005 | 7.25799 |
| 2004 | 7.32661 |
| 2003 | 7.35947 |
| 2002 | 7.34958 |
| 2001 | 7.32213 |
| 2000 | 7.29513 |
| 1999 | 7.2658 |
| 1998 | 7.22847 |
| 1997 | 7.16896 |
| 1996 | 7.07732 |
| 1995 | 6.95556 |
| 1994 | 6.81089 |
| 1993 | 6.66345 |
| 1992 | 6.54392 |
| 1991 | 6.45823 |
| 1990 | 6.38415 |
| 1989 | 6.30472 |
| 1988 | 6.24932 |
| 1987 | 6.2285 |
| 1986 | 6.20428 |
| 1985 | 6.16441 |
| 1984 | 6.11963 |
| 1983 | 6.03767 |
| 1982 | 5.90828 |
| 1981 | 5.78263 |
| 1980 | 5.67952 |
| 1979 | 5.59466 |
| 1978 | 5.52755 |
| 1977 | 5.47203 |
| 1976 | 5.4234 |
| 1975 | 5.38113 |
| 1974 | 5.34549 |
| 1973 | 5.31561 |
| 1972 | 5.29268 |
| 1971 | 5.28285 |
| 1970 | 5.28998 |
| 1969 | 5.31105 |
| 1968 | 5.34416 |
| 1967 | 5.38709 |
| 1966 | 5.4286 |
| 1965 | 5.46179 |
| 1964 | 5.48818 |
| 1963 | 5.50638 |
| 1962 | 5.51279 |
| 1961 | 5.50707 |
| 1960 | 5.49065 |