| 年份 | 尼日尔 |
|---|---|
| 2023 | - |
| 2022 | 10.8567 |
| 2021 | 10.8169 |
| 2020 | 10.7717 |
| 2019 | 10.7248 |
| 2018 | 10.6816 |
| 2017 | 10.6408 |
| 2016 | 10.5987 |
| 2015 | 10.5474 |
| 2014 | 10.48 |
| 2013 | 10.3998 |
| 2012 | 10.3112 |
| 2011 | 10.2212 |
| 2010 | 10.1429 |
| 2009 | 10.0843 |
| 2008 | 10.047 |
| 2007 | 10.0357 |
| 2006 | 10.0485 |
| 2005 | 10.0856 |
| 2004 | 10.1566 |
| 2003 | 10.2469 |
| 2002 | 10.3412 |
| 2001 | 10.4471 |
| 2000 | 10.5525 |
| 1999 | 10.635 |
| 1998 | 10.6959 |
| 1997 | 10.727 |
| 1996 | 10.7189 |
| 1995 | 10.6828 |
| 1994 | 10.6307 |
| 1993 | 10.5748 |
| 1992 | 10.5303 |
| 1991 | 10.5029 |
| 1990 | 10.4924 |
| 1989 | 10.5018 |
| 1988 | 10.5344 |
| 1987 | 10.5952 |
| 1986 | 10.6779 |
| 1985 | 10.7742 |
| 1984 | 10.8824 |
| 1983 | 10.9933 |
| 1982 | 11.0958 |
| 1981 | 11.1889 |
| 1980 | 11.273 |
| 1979 | 11.3403 |
| 1978 | 11.3873 |
| 1977 | 11.4162 |
| 1976 | 11.4296 |
| 1975 | 11.4344 |
| 1974 | 11.4355 |
| 1973 | 11.436 |
| 1972 | 11.4384 |
| 1971 | 11.4393 |
| 1970 | 11.4357 |
| 1969 | 11.1297 |
| 1968 | 10.5851 |
| 1967 | 10.1838 |
| 1966 | 9.89813 |
| 1965 | 9.67951 |
| 1964 | 9.85573 |
| 1963 | 10.3288 |
| 1962 | 10.6193 |
| 1961 | 10.7536 |
| 1960 | 10.794 |