| 年份 | 毛里塔尼亚 |
|---|---|
| 2023 | - |
| 2022 | 0.513047 |
| 2021 | 0.529242 |
| 2020 | 0.54783 |
| 2019 | 0.564395 |
| 2018 | 0.579239 |
| 2017 | 0.596204 |
| 2016 | 0.615356 |
| 2015 | 0.637119 |
| 2014 | 0.662229 |
| 2013 | 0.691499 |
| 2012 | 0.686338 |
| 2011 | 0.640578 |
| 2010 | 0.58969 |
| 2009 | 0.534595 |
| 2008 | 0.475824 |
| 2007 | 0.444305 |
| 2006 | 0.4425 |
| 2005 | 0.440798 |
| 2004 | 0.439141 |
| 2003 | 0.437434 |
| 2002 | 0.435693 |
| 2001 | 0.434139 |
| 2000 | 0.432771 |
| 1999 | 0.431325 |
| 1998 | 0.430194 |
| 1997 | 0.429537 |
| 1996 | 0.42919 |
| 1995 | 0.429306 |
| 1994 | 0.429813 |
| 1993 | 0.430446 |
| 1992 | 0.430621 |
| 1991 | 0.430219 |
| 1990 | 0.429458 |
| 1989 | 0.428626 |
| 1988 | 0.427909 |
| 1987 | 0.427086 |
| 1986 | 0.42603 |
| 1985 | 0.424741 |
| 1984 | 0.423247 |
| 1983 | 0.421446 |
| 1982 | 0.419554 |
| 1981 | 0.417763 |
| 1980 | 0.41608 |
| 1979 | 0.414535 |
| 1978 | 0.413179 |
| 1977 | 0.412009 |
| 1976 | 0.410832 |
| 1975 | 0.409463 |
| 1974 | 0.407648 |
| 1973 | 0.405117 |
| 1972 | 0.401585 |
| 1971 | 0.396903 |
| 1970 | 0.391464 |
| 1969 | 0.385697 |
| 1968 | 0.379429 |
| 1967 | 0.372685 |
| 1966 | 0.365511 |
| 1965 | 0.357422 |
| 1964 | 0.348658 |
| 1963 | 0.339541 |
| 1962 | 0.329539 |
| 1961 | 0.319004 |
| 1960 | 0.308041 |