| 年份 | 索马里 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 1.07111 |
| 2020 | 1.4177 |
| 2019 | 0.845409 |
| 2018 | 0.892673 |
| 2017 | 1.09102 |
| 2016 | 0.735673 |
| 2015 | 0.0431364 |
| 2014 | 0.0610091 |
| 2013 | 0.0200818 |
| 2012 | 0.00429 |
| 2011 | 0.03079 |
| 2010 | 0.0947091 |
| 2009 | 0.299518 |
| 2008 | - |
| 2007 | - |
| 2006 | 0.00742857 |
| 2005 | - |
| 2004 | - |
| 2003 | - |
| 2002 | - |
| 2001 | 0.478469 |
| 2000 | 0.479386 |
| 1999 | 0.479386 |
| 1998 | 0.479386 |
| 1997 | 0.479386 |
| 1996 | 0.481232 |
| 1995 | - |
| 1994 | - |
| 1993 | - |
| 1992 | - |
| 1991 | - |
| 1990 | 2.64188 |
| 1989 | 2.64447 |
| 1988 | 2.15475 |
| 1987 | 3.63458 |
| 1986 | 1.69625 |
| 1985 | 0.594648 |
| 1984 | 3.84462 |
| 1983 | 2.4024 |
| 1982 | 1.00604 |
| 1981 | 1.31446 |
| 1980 | 1.21951 |
| 1979 | 0.102145 |
| 1978 | 0.205339 |
| 1977 | 0.103199 |
| 1976 | - |
| 1975 | 3.79167 |
| 1974 | 3.03665 |
| 1973 | 2.94427 |
| 1972 | 3.8055 |
| 1971 | 3.82572 |
| 1970 | 2.77778 |
| 1969 | 3.7594 |
| 1968 | 2.26782 |
| 1967 | 2.17155 |
| 1966 | 1.20087 |
| 1965 | 1.64654 |
| 1964 | 1.10375 |
| 1963 | 0.554939 |
| 1962 | 0.558036 |
| 1961 | 0.561167 |
| 1960 | - |