| 年份 | 尼日尔 |
|---|---|
| 2023 | - |
| 2022 | 48.8456 |
| 2021 | 48.9046 |
| 2020 | 48.9485 |
| 2019 | 48.9864 |
| 2018 | 49.0247 |
| 2017 | 49.0558 |
| 2016 | 49.0913 |
| 2015 | 49.1431 |
| 2014 | 49.1799 |
| 2013 | 49.1844 |
| 2012 | 49.1906 |
| 2011 | 49.1719 |
| 2010 | 49.0919 |
| 2009 | 48.973 |
| 2008 | 48.8205 |
| 2007 | 48.6443 |
| 2006 | 48.4502 |
| 2005 | 48.2428 |
| 2004 | 48.0219 |
| 2003 | 47.7972 |
| 2002 | 47.5854 |
| 2001 | 47.3905 |
| 2000 | 47.2176 |
| 1999 | 47.0691 |
| 1998 | 46.9419 |
| 1997 | 46.8341 |
| 1996 | 46.7621 |
| 1995 | 46.7591 |
| 1994 | 46.8058 |
| 1993 | 46.8634 |
| 1992 | 46.9202 |
| 1991 | 46.9784 |
| 1990 | 47.042 |
| 1989 | 47.1133 |
| 1988 | 47.1821 |
| 1987 | 47.2289 |
| 1986 | 47.2613 |
| 1985 | 47.2719 |
| 1984 | 47.2458 |
| 1983 | 47.2117 |
| 1982 | 47.1859 |
| 1981 | 47.1644 |
| 1980 | 47.1607 |
| 1979 | 47.1963 |
| 1978 | 47.2765 |
| 1977 | 47.3974 |
| 1976 | 47.5509 |
| 1975 | 47.7231 |
| 1974 | 47.9037 |
| 1973 | 48.0836 |
| 1972 | 48.26 |
| 1971 | 48.4313 |
| 1970 | 48.5957 |
| 1969 | 48.7504 |
| 1968 | 48.8928 |
| 1967 | 49.0181 |
| 1966 | 49.1256 |
| 1965 | 49.2221 |
| 1964 | 49.1158 |
| 1963 | 48.8575 |
| 1962 | 48.7436 |
| 1961 | 48.7631 |
| 1960 | 48.8394 |