| 年份 | 毛里塔尼亚 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 1.1937 |
| 2020 | 1.31625 |
| 2019 | 1.22286 |
| 2018 | 1.32089 |
| 2017 | 2.19988 |
| 2016 | 2.41653 |
| 2015 | 2.35152 |
| 2014 | 2.03063 |
| 2013 | 1.62559 |
| 2012 | 1.65507 |
| 2011 | 1.3966 |
| 2010 | 1.44705 |
| 2009 | 1.95799 |
| 2008 | 1.65924 |
| 2007 | 1.68694 |
| 2006 | 1.21825 |
| 2005 | 1.57524 |
| 2004 | 1.91937 |
| 2003 | 2.35775 |
| 2002 | 1.5273 |
| 2001 | 1.25845 |
| 2000 | 1.24346 |
| 1999 | 1.10019 |
| 1998 | 1.82281 |
| 1997 | 1.67042 |
| 1996 | 1.7046 |
| 1995 | 1.70359 |
| 1994 | 1.16656 |
| 1993 | 0.989826 |
| 1992 | 1.06131 |
| 1991 | 1.04019 |
| 1990 | 1.43503 |
| 1989 | 1.21109 |
| 1988 | 1.22198 |
| 1987 | 1.14247 |
| 1986 | 1.33088 |
| 1985 | 0.947202 |
| 1984 | 1.25827 |
| 1983 | 1.23 |
| 1982 | 2.03645 |
| 1981 | 1.37398 |
| 1980 | 1.60624 |
| 1979 | 1.42407 |
| 1978 | 1.87009 |
| 1977 | 1.8339 |
| 1976 | 0.969081 |
| 1975 | 1.2228 |
| 1974 | 0.976027 |
| 1973 | 1.124 |
| 1972 | 0.793844 |
| 1971 | 0.817964 |
| 1970 | 1.03434 |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |