| 年份 | 尼日尔 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 55.2763 |
| 2020 | 55.945 |
| 2019 | 53.6509 |
| 2018 | 52.6887 |
| 2017 | 53.227 |
| 2016 | 51.0143 |
| 2015 | 49.6809 |
| 2014 | 48.0389 |
| 2013 | 46.9482 |
| 2012 | 45.9944 |
| 2011 | 45.1915 |
| 2010 | 44.6768 |
| 2009 | 45.4037 |
| 2008 | 44.6552 |
| 2007 | 42.9347 |
| 2006 | 39.7685 |
| 2005 | 37.4394 |
| 2004 | 35.1152 |
| 2003 | 33.5523 |
| 2002 | 33.8159 |
| 2001 | 33.0802 |
| 2000 | 32.3602 |
| 1999 | 30.8038 |
| 1998 | 31.6241 |
| 1997 | 32.3312 |
| 1996 | 33.4249 |
| 1995 | - |
| 1994 | - |
| 1993 | 34.4769 |
| 1992 | 32.5976 |
| 1991 | 32.5976 |
| 1990 | 32.0728 |
| 1989 | 33.2959 |
| 1988 | - |
| 1987 | 34.6034 |
| 1986 | 32.7915 |
| 1985 | 32.544 |
| 1984 | 31.7528 |
| 1983 | 31.557 |
| 1982 | 31.9722 |
| 1981 | 30.319 |
| 1980 | 34.0239 |
| 1979 | 31.9904 |
| 1978 | 32.1545 |
| 1977 | 31.376 |
| 1976 | 31.0755 |
| 1975 | 32.2798 |
| 1974 | 27.8509 |
| 1973 | 25.1093 |
| 1972 | - |
| 1971 | 20.9231 |
| 1970 | - |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |