年份 | 尼日利亚 |
---|---|
2023 | - |
2022 | - |
2021 | 11.8381 |
2020 | 8.23388 |
2019 | 19.803 |
2018 | 17.5109 |
2017 | 13.176 |
2016 | 11.5044 |
2015 | 10.6663 |
2014 | 12.4501 |
2013 | 12.999 |
2012 | 12.9858 |
2011 | 21.661 |
2010 | 17.6601 |
2009 | 17.4284 |
2008 | 15.1268 |
2007 | 18.1006 |
2006 | 13.0504 |
2005 | 12.0255 |
2004 | 11.6421 |
2003 | 22.5836 |
2002 | 16.7954 |
2001 | 21.4295 |
2000 | 12.9723 |
1999 | 13.1235 |
1998 | 21.1345 |
1997 | 22.8113 |
1996 | 17.233 |
1995 | 15.3726 |
1994 | 9.50999 |
1993 | 13.6532 |
1992 | 14.2526 |
1991 | 12.7747 |
1990 | 9.94997 |
1989 | 8.93184 |
1988 | 5.77146 |
1987 | 6.64768 |
1986 | 3.88676 |
1985 | 3.29516 |
1984 | 3.02976 |
1983 | 4.51142 |
1982 | 7.08613 |
1981 | 9.58164 |
1980 | 19.1961 |
1979 | 19.0623 |
1978 | 23.7622 |
1977 | 22.5229 |
1976 | 23.9223 |
1975 | 22.8316 |
1974 | 14.5685 |
1973 | 15.3498 |
1972 | 11.7955 |
1971 | 13.6294 |
1970 | 11.2135 |
1969 | 15.4301 |
1968 | 15.7362 |
1967 | 17.4111 |
1966 | 14.6225 |
1965 | 16.0173 |
1964 | 15.4132 |
1963 | 13.5373 |
1962 | 13.5604 |
1961 | 16.2999 |
1960 | 16.925 |