年份 | 尼日利亚 |
---|---|
2023 | - |
2022 | - |
2021 | 10.7385 |
2020 | 8.11831 |
2019 | 14.2209 |
2018 | 15.4969 |
2017 | 13.1716 |
2016 | 9.21811 |
2015 | 10.6663 |
2014 | 18.4351 |
2013 | 18.0499 |
2012 | 31.5466 |
2011 | 31.6169 |
2010 | 25.6606 |
2009 | 18.6303 |
2008 | 25.6701 |
2007 | 21.2363 |
2006 | 29.5161 |
2005 | 21.034 |
2004 | 20.2538 |
2003 | 26.7514 |
2002 | 23.2397 |
2001 | 28.251 |
2000 | 36.0233 |
1999 | 21.3343 |
1998 | 18.1441 |
1997 | 28.6498 |
1996 | 23.0247 |
1995 | 24.1558 |
1994 | 13.5492 |
1993 | 20.0665 |
1992 | 23.9748 |
1991 | 24.2469 |
1990 | 20.9748 |
1989 | 25.2508 |
1988 | 11.1691 |
1987 | 12.8477 |
1986 | 5.24909 |
1985 | 7.09682 |
1984 | 6.35078 |
1983 | 5.53355 |
1982 | 6.69371 |
1981 | 8.59008 |
1980 | 29.3752 |
1979 | 24.8161 |
1978 | 19.5526 |
1977 | 24.8724 |
1976 | 18.2158 |
1975 | 18.3388 |
1974 | 25.1785 |
1973 | 15.9179 |
1972 | 10.9681 |
1971 | 10.8343 |
1970 | 8.40707 |
1969 | 11.3911 |
1968 | 9.92732 |
1967 | 11.0773 |
1966 | 10.4138 |
1965 | 10.8934 |
1964 | 9.20213 |
1963 | 8.77917 |
1962 | 8.26914 |
1961 | 9.18513 |
1960 | 9.24153 |