| 年份 | 毛里塔尼亚 |
|---|---|
| 2023 | - |
| 2022 | 5.84229 |
| 2021 | 5.9553 |
| 2020 | 6.08392 |
| 2019 | 6.19264 |
| 2018 | 6.28589 |
| 2017 | 6.40334 |
| 2016 | 6.54831 |
| 2015 | 6.72494 |
| 2014 | 6.94148 |
| 2013 | 7.19773 |
| 2012 | 7.20334 |
| 2011 | 6.92424 |
| 2010 | 6.62636 |
| 2009 | 6.31348 |
| 2008 | 5.98913 |
| 2007 | 5.81457 |
| 2006 | 5.79677 |
| 2005 | 5.7729 |
| 2004 | 5.75422 |
| 2003 | 5.74069 |
| 2002 | 5.72078 |
| 2001 | 5.6979 |
| 2000 | 5.69143 |
| 1999 | 5.70259 |
| 1998 | 5.70769 |
| 1997 | 5.7067 |
| 1996 | 5.68583 |
| 1995 | 5.65143 |
| 1994 | 5.65008 |
| 1993 | 5.67733 |
| 1992 | 5.7353 |
| 1991 | 5.7832 |
| 1990 | 5.78577 |
| 1989 | 5.76679 |
| 1988 | 5.74555 |
| 1987 | 5.74277 |
| 1986 | 5.73992 |
| 1985 | 5.73509 |
| 1984 | 5.72816 |
| 1983 | 5.71954 |
| 1982 | 5.70799 |
| 1981 | 5.69278 |
| 1980 | 5.67387 |
| 1979 | 5.65001 |
| 1978 | 5.62061 |
| 1977 | 5.58578 |
| 1976 | 5.54651 |
| 1975 | 5.50201 |
| 1974 | 5.45127 |
| 1973 | 5.39417 |
| 1972 | 5.33038 |
| 1971 | 5.2618 |
| 1970 | 5.18694 |
| 1969 | 5.10473 |
| 1968 | 5.01787 |
| 1967 | 4.92492 |
| 1966 | 4.82393 |
| 1965 | 4.7148 |
| 1964 | 4.59582 |
| 1963 | 4.47351 |
| 1962 | 4.35271 |
| 1961 | 4.22822 |
| 1960 | 4.10062 |