| 年份 | 毛里塔尼亚 |
|---|---|
| 2023 | - |
| 2022 | 81.2542 |
| 2021 | 82.712 |
| 2020 | 84.0971 |
| 2019 | 85.4015 |
| 2018 | 86.5896 |
| 2017 | 87.6986 |
| 2016 | 88.7411 |
| 2015 | 89.7217 |
| 2014 | 90.6735 |
| 2013 | 91.6227 |
| 2012 | 91.1614 |
| 2011 | 89.3947 |
| 2010 | 88.0489 |
| 2009 | 87.2502 |
| 2008 | 87.0243 |
| 2007 | 87.277 |
| 2006 | 87.6469 |
| 2005 | 87.9213 |
| 2004 | 88.1761 |
| 2003 | 88.4001 |
| 2002 | 88.5326 |
| 2001 | 88.5185 |
| 2000 | 88.8271 |
| 1999 | 89.5662 |
| 1998 | 90.1544 |
| 1997 | 90.554 |
| 1996 | 90.3021 |
| 1995 | 89.4322 |
| 1994 | 89.2563 |
| 1993 | 89.8324 |
| 1992 | 91.4021 |
| 1991 | 92.9479 |
| 1990 | 93.379 |
| 1989 | 93.2881 |
| 1988 | 93.1617 |
| 1987 | 93.5473 |
| 1986 | 93.9199 |
| 1985 | 94.2658 |
| 1984 | 94.5889 |
| 1983 | 94.8863 |
| 1982 | 95.154 |
| 1981 | 95.3646 |
| 1980 | 95.4991 |
| 1979 | 95.5555 |
| 1978 | 95.4919 |
| 1977 | 95.2972 |
| 1976 | 95.0669 |
| 1975 | 94.8081 |
| 1974 | 94.4349 |
| 1973 | 93.9472 |
| 1972 | 93.341 |
| 1971 | 92.6158 |
| 1970 | 91.7756 |
| 1969 | 90.8261 |
| 1968 | 89.7968 |
| 1967 | 88.7035 |
| 1966 | 87.5744 |
| 1965 | 86.4414 |
| 1964 | 85.2773 |
| 1963 | 84.3478 |
| 1962 | 83.8139 |
| 1961 | 83.4584 |
| 1960 | 83.1988 |