| 年份 | 塞拉利昂 |
|---|---|
| 2023 | - |
| 2022 | 20.6556 |
| 2021 | -31.0713 |
| 2020 | 2.68155 |
| 2019 | 5.09029 |
| 2018 | 250.233 |
| 2017 | -4.78048 |
| 2016 | 17.9218 |
| 2015 | 24.1885 |
| 2014 | -19.3248 |
| 2013 | -0.217759 |
| 2012 | 15.4544 |
| 2011 | 1.30848 |
| 2010 | 4.42067 |
| 2009 | 10.8628 |
| 2008 | 12.7148 |
| 2007 | -11.5051 |
| 2006 | 9.17205 |
| 2005 | 3.87356 |
| 2004 | -7.85363 |
| 2003 | -2.32007 |
| 2002 | 34.3068 |
| 2001 | 9.05029 |
| 2000 | 51.2188 |
| 1999 | 17.9425 |
| 1998 | -1.66894 |
| 1997 | -31.7289 |
| 1996 | 31.0529 |
| 1995 | -24.3371 |
| 1994 | 3.88023 |
| 1993 | 20.4559 |
| 1992 | -29.3446 |
| 1991 | 27.8473 |
| 1990 | -10.4952 |
| 1989 | 9.96881 |
| 1988 | -40.7187 |
| 1987 | -20.8159 |
| 1986 | 4.253 |
| 1985 | 20.0105 |
| 1984 | -8.84037 |
| 1983 | 0.143369 |
| 1982 | 22.7118 |
| 1981 | 0.418962 |
| 1980 | - |
| 1979 | - |
| 1978 | - |
| 1977 | - |
| 1976 | - |
| 1975 | - |
| 1974 | - |
| 1973 | - |
| 1972 | - |
| 1971 | - |
| 1970 | - |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |