| 年份 | 塞拉利昂 |
|---|---|
| 2023 | - |
| 2022 | 533.633 |
| 2021 | 425.775 |
| 2020 | 399.072 |
| 2019 | 359.8 |
| 2018 | 334.067 |
| 2017 | 293.014 |
| 2016 | 268.929 |
| 2015 | 254.062 |
| 2014 | 212.355 |
| 2013 | 208.609 |
| 2012 | 195.037 |
| 2011 | 174.076 |
| 2010 | 148.408 |
| 2009 | 126.376 |
| 2008 | 116.424 |
| 2007 | 106.602 |
| 2006 | 100 |
| 2005 | 88.8944 |
| 2004 | 76.2285 |
| 2003 | 67.5626 |
| 2002 | 59.6855 |
| 2001 | 62.1298 |
| 2000 | 36.2586 |
| 1999 | 35.1067 |
| 1998 | 29.9561 |
| 1997 | 24.202 |
| 1996 | 23.6688 |
| 1995 | 18.2657 |
| 1994 | 13.6722 |
| 1993 | 10.9323 |
| 1992 | 8.62602 |
| 1991 | 4.73896 |
| 1990 | 2.07157 |
| 1989 | 1.21434 |
| 1988 | 0.751957 |
| 1987 | 0.457706 |
| 1986 | 0.172279 |
| 1985 | 0.0965129 |
| 1984 | 0.0571455 |
| 1983 | 0.0408862 |
| 1982 | 0.0342319 |
| 1981 | 0.0288873 |
| 1980 | 0.0265756 |
| 1979 | 0.0282746 |
| 1978 | 0.0253503 |
| 1977 | 0.0204685 |
| 1976 | 0.0170931 |
| 1975 | 0.0157854 |
| 1974 | 0.0144995 |
| 1973 | 0.0127009 |
| 1972 | 0.0103071 |
| 1971 | 0.00972824 |
| 1970 | 0.0104525 |
| 1969 | 0.0106814 |
| 1968 | 0.00935609 |
| 1967 | 0.00877131 |
| 1966 | 0.00931639 |
| 1965 | 0.0090685 |
| 1964 | 0.0086205 |
| 1963 | 0.0086205 |
| 1962 | 0.0086205 |
| 1961 | 0.0086205 |
| 1960 | 0.0086205 |