| 年份 | 塞拉利昂 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 266.648 |
| 2020 | 270.279 |
| 2019 | 255.168 |
| 2018 | 260.713 |
| 2017 | 273.177 |
| 2016 | 273.895 |
| 2015 | 288.18 |
| 2014 | 296.724 |
| 2013 | 294.542 |
| 2012 | 303.509 |
| 2011 | 312.996 |
| 2010 | 324.612 |
| 2009 | 338.457 |
| 2008 | 354.739 |
| 2007 | 371.797 |
| 2006 | 386.195 |
| 2005 | 405.842 |
| 2004 | 413.646 |
| 2003 | 421.666 |
| 2002 | 428.281 |
| 2001 | 442.127 |
| 2000 | 446.7 |
| 1999 | 578.595 |
| 1998 | 510.444 |
| 1997 | 461.609 |
| 1996 | 453.577 |
| 1995 | 481.568 |
| 1994 | 464.884 |
| 1993 | 442.839 |
| 1992 | 438.824 |
| 1991 | 433.719 |
| 1990 | 412.35 |
| 1989 | 409.996 |
| 1988 | 406.851 |
| 1987 | 402.815 |
| 1986 | 405.647 |
| 1985 | 399.909 |
| 1984 | 394.44 |
| 1983 | 394.391 |
| 1982 | 395.767 |
| 1981 | 395.41 |
| 1980 | 395.405 |
| 1979 | 396.062 |
| 1978 | 401.007 |
| 1977 | 403.905 |
| 1976 | 407.503 |
| 1975 | 411.512 |
| 1974 | 416.166 |
| 1973 | 420.207 |
| 1972 | 425.221 |
| 1971 | 429.928 |
| 1970 | 433.83 |
| 1969 | 441.828 |
| 1968 | 442.831 |
| 1967 | 445.9 |
| 1966 | 451.465 |
| 1965 | 456.012 |
| 1964 | 459.648 |
| 1963 | 463.618 |
| 1962 | 465.423 |
| 1961 | 468.091 |
| 1960 | 469.815 |