| 年份 | 尼日尔 |
|---|---|
| 2023 | - |
| 2022 | 14.2217 |
| 2021 | 4.14314 |
| 2020 | -3.8227 |
| 2019 | 1.10759 |
| 2018 | -4.25578 |
| 2017 | 14.6953 |
| 2016 | -10.0057 |
| 2015 | -4.708 |
| 2014 | -0.50255 |
| 2013 | 8.93494 |
| 2012 | 18.9351 |
| 2011 | -0.905192 |
| 2010 | 19.7297 |
| 2009 | 17.9864 |
| 2008 | 15.1237 |
| 2007 | 2.69988 |
| 2006 | 5.5351 |
| 2005 | 6.57849 |
| 2004 | 4.42177 |
| 2003 | 1.07715 |
| 2002 | -7.95255 |
| 2001 | 2.0616 |
| 2000 | 11.5966 |
| 1999 | -11.3156 |
| 1998 | 11.3759 |
| 1997 | -4.58066 |
| 1996 | 25.0667 |
| 1995 | -2.30753 |
| 1994 | 25.02 |
| 1993 | 0.156042 |
| 1992 | -7.35429 |
| 1991 | -13.4211 |
| 1990 | - |
| 1989 | - |
| 1988 | - |
| 1987 | - |
| 1986 | - |
| 1985 | - |
| 1984 | - |
| 1983 | - |
| 1982 | - |
| 1981 | - |
| 1980 | - |
| 1979 | - |
| 1978 | - |
| 1977 | - |
| 1976 | - |
| 1975 | - |
| 1974 | - |
| 1973 | - |
| 1972 | - |
| 1971 | - |
| 1970 | - |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |