| 年份 | 尼日尔 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | - |
| 2020 | - |
| 2019 | - |
| 2018 | 79.3515 |
| 2017 | 92.9758 |
| 2016 | 94.4077 |
| 2015 | 93.7333 |
| 2014 | 90.4174 |
| 2013 | 91.472 |
| 2012 | 89.8528 |
| 2011 | 93.3935 |
| 2010 | 95.4312 |
| 2009 | 90.1244 |
| 2008 | 77.8732 |
| 2007 | 68.6572 |
| 2006 | 72.9164 |
| 2005 | 67.9314 |
| 2004 | 70.314 |
| 2003 | 65.751 |
| 2002 | 65.9434 |
| 2001 | 53.8197 |
| 2000 | 51.8733 |
| 1999 | 48.8886 |
| 1998 | 35.4178 |
| 1997 | 36.867 |
| 1996 | 37.5451 |
| 1995 | 33.8908 |
| 1994 | - |
| 1993 | 31.7729 |
| 1992 | 31.4009 |
| 1991 | 32.6794 |
| 1990 | 33.1289 |
| 1989 | 34.5728 |
| 1988 | - |
| 1987 | 34.2039 |
| 1986 | 30.8181 |
| 1985 | 27.6545 |
| 1984 | 25.1925 |
| 1983 | 24.8151 |
| 1982 | 27.5088 |
| 1981 | 33.2941 |
| 1980 | 31.3859 |
| 1979 | 24.6762 |
| 1978 | 27.179 |
| 1977 | 27.5859 |
| 1976 | 31.4089 |
| 1975 | 22.2885 |
| 1974 | 21.4426 |
| 1973 | 18.4257 |
| 1972 | 17.3424 |
| 1971 | 16.8532 |
| 1970 | - |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |