| 年份 | 塞拉利昂 |
|---|---|
| 2023 | - |
| 2022 | 36.0166 |
| 2021 | 46.6257 |
| 2020 | 7.4903 |
| 2019 | -7.03455 |
| 2018 | -11.5418 |
| 2017 | 6.28828 |
| 2016 | 23.9225 |
| 2015 | -18.2695 |
| 2014 | -1.25937 |
| 2013 | 20.8245 |
| 2012 | 17.9896 |
| 2011 | 85.7657 |
| 2010 | 31.7003 |
| 2009 | 27.3276 |
| 2008 | 2.7419 |
| 2007 | -2.0947 |
| 2006 | -5.57383 |
| 2005 | 4.20468 |
| 2004 | -5.53113 |
| 2003 | 16.1773 |
| 2002 | 21.7551 |
| 2001 | 51.9526 |
| 2000 | 57.8281 |
| 1999 | -11.0042 |
| 1998 | 18.6073 |
| 1997 | -54.342 |
| 1996 | 69.3531 |
| 1995 | 0.688825 |
| 1994 | -4.0968 |
| 1993 | -3.16621 |
| 1992 | -8.83946 |
| 1991 | 29.0444 |
| 1990 | -26.7782 |
| 1989 | 33.4344 |
| 1988 | -9.47152 |
| 1987 | -8.42238 |
| 1986 | 13.9685 |
| 1985 | 12.2999 |
| 1984 | -12.6423 |
| 1983 | -23.4288 |
| 1982 | -21.7351 |
| 1981 | -14.8518 |
| 1980 | -24.3581 |
| 1979 | 21.6098 |
| 1978 | 11.2617 |
| 1977 | 6.55684 |
| 1976 | -4.97897 |
| 1975 | -22.0295 |
| 1974 | -1.04673 |
| 1973 | 11.3017 |
| 1972 | -11.958 |
| 1971 | -11.9838 |
| 1970 | -1.47087 |
| 1969 | 11.3174 |
| 1968 | 16.7642 |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |