| 年份 | 毛里塔尼亚 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 28.7 |
| 2020 | 29.4 |
| 2019 | 30.1 |
| 2018 | 30.9 |
| 2017 | 31.7 |
| 2016 | 32.4 |
| 2015 | 33.2 |
| 2014 | 34 |
| 2013 | 34.7 |
| 2012 | 35.4 |
| 2011 | 36.2 |
| 2010 | 37 |
| 2009 | 37.9 |
| 2008 | 39.1 |
| 2007 | 40.5 |
| 2006 | 42.3 |
| 2005 | 44.3 |
| 2004 | 46.5 |
| 2003 | 48.9 |
| 2002 | 51.3 |
| 2001 | 53.5 |
| 2000 | 55.6 |
| 1999 | 57.4 |
| 1998 | 58.8 |
| 1997 | 59.8 |
| 1996 | 60.6 |
| 1995 | 61.2 |
| 1994 | 61.7 |
| 1993 | 62.1 |
| 1992 | 62.6 |
| 1991 | 63 |
| 1990 | 63.6 |
| 1989 | 64.6 |
| 1988 | 66 |
| 1987 | 67.9 |
| 1986 | 70.1 |
| 1985 | 72.7 |
| 1984 | 75.4 |
| 1983 | 77.7 |
| 1982 | 79.7 |
| 1981 | 81.7 |
| 1980 | 83.5 |
| 1979 | 85.5 |
| 1978 | 87.6 |
| 1977 | 89.5 |
| 1976 | 91.3 |
| 1975 | 92.5 |
| 1974 | 93.1 |
| 1973 | 93.3 |
| 1972 | 93.2 |
| 1971 | 93.4 |
| 1970 | 94.1 |
| 1969 | 95.5 |
| 1968 | 97.8 |
| 1967 | 100.6 |
| 1966 | 103.5 |
| 1965 | 106.4 |
| 1964 | 109.3 |
| 1963 | 112.1 |
| 1962 | 115 |
| 1961 | 117.9 |
| 1960 | 120.9 |