| 年份 | 毛里塔尼亚 |
|---|---|
| 2023 | - |
| 2022 | 75.4119 |
| 2021 | 76.7567 |
| 2020 | 78.0132 |
| 2019 | 79.2089 |
| 2018 | 80.3037 |
| 2017 | 81.2952 |
| 2016 | 82.1928 |
| 2015 | 82.9968 |
| 2014 | 83.732 |
| 2013 | 84.4249 |
| 2012 | 83.958 |
| 2011 | 82.4705 |
| 2010 | 81.4226 |
| 2009 | 80.9368 |
| 2008 | 81.0352 |
| 2007 | 81.4624 |
| 2006 | 81.8501 |
| 2005 | 82.1484 |
| 2004 | 82.4219 |
| 2003 | 82.6594 |
| 2002 | 82.8118 |
| 2001 | 82.8206 |
| 2000 | 83.1357 |
| 1999 | 83.8636 |
| 1998 | 84.4467 |
| 1997 | 84.8473 |
| 1996 | 84.6162 |
| 1995 | 83.7808 |
| 1994 | 83.6062 |
| 1993 | 84.1551 |
| 1992 | 85.6668 |
| 1991 | 87.1647 |
| 1990 | 87.5933 |
| 1989 | 87.5214 |
| 1988 | 87.4161 |
| 1987 | 87.8045 |
| 1986 | 88.18 |
| 1985 | 88.5307 |
| 1984 | 88.8607 |
| 1983 | 89.1668 |
| 1982 | 89.446 |
| 1981 | 89.6718 |
| 1980 | 89.8252 |
| 1979 | 89.9055 |
| 1978 | 89.8713 |
| 1977 | 89.7114 |
| 1976 | 89.5204 |
| 1975 | 89.306 |
| 1974 | 88.9837 |
| 1973 | 88.553 |
| 1972 | 88.0106 |
| 1971 | 87.354 |
| 1970 | 86.5887 |
| 1969 | 85.7214 |
| 1968 | 84.7789 |
| 1967 | 83.7786 |
| 1966 | 82.7505 |
| 1965 | 81.7266 |
| 1964 | 80.6815 |
| 1963 | 79.8743 |
| 1962 | 79.4612 |
| 1961 | 79.2302 |
| 1960 | 79.0982 |