年份 | 尼日尔 |
---|---|
2023 | - |
2022 | - |
2021 | 8.141 |
2020 | 8.281 |
2019 | 7.824 |
2018 | 8.061 |
2017 | 8.239 |
2016 | 8.512 |
2015 | 8.799 |
2014 | 9.016 |
2013 | 9.346 |
2012 | 9.718 |
2011 | 10.145 |
2010 | 10.589 |
2009 | 11.206 |
2008 | 11.812 |
2007 | 12.477 |
2006 | 13.174 |
2005 | 13.922 |
2004 | 14.683 |
2003 | 15.543 |
2002 | 16.272 |
2001 | 16.912 |
2000 | 17.431 |
1999 | 17.968 |
1998 | 18.489 |
1997 | 19.074 |
1996 | 19.762 |
1995 | 20.523 |
1994 | 21.405 |
1993 | 22.213 |
1992 | 22.985 |
1991 | 23.667 |
1990 | 24.067 |
1989 | 24.665 |
1988 | 25.124 |
1987 | 25.49 |
1986 | 25.756 |
1985 | 25.813 |
1984 | 25.7 |
1983 | 25.366 |
1982 | 25.281 |
1981 | 25.241 |
1980 | 25.448 |
1979 | 25.671 |
1978 | 26.168 |
1977 | 26.782 |
1976 | 27.34 |
1975 | 27.678 |
1974 | 28.157 |
1973 | 28.376 |
1972 | 28.393 |
1971 | 28.694 |
1970 | 27.929 |
1969 | 27.624 |
1968 | 27.37 |
1967 | 27.134 |
1966 | 27.173 |
1965 | 27.244 |
1964 | 27.275 |
1963 | 27.282 |
1962 | 27.371 |
1961 | 27.444 |
1960 | 27.566 |