年份 | 尼日利亚 |
---|---|
2023 | - |
2022 | 3.83862 |
2021 | 3.91159 |
2020 | 3.99425 |
2019 | 4.05019 |
2018 | 4.14895 |
2017 | 4.22997 |
2016 | 4.25799 |
2015 | 4.34676 |
2014 | 4.48425 |
2013 | 4.60638 |
2012 | 4.71337 |
2011 | 4.7813 |
2010 | 4.81723 |
2009 | 4.82973 |
2008 | 4.85983 |
2007 | 4.87905 |
2006 | 4.89554 |
2005 | 4.92446 |
2004 | 4.96111 |
2003 | 4.98898 |
2002 | 5.00783 |
2001 | 5.00285 |
2000 | 4.15329 |
1999 | 4.10265 |
1998 | 4.08575 |
1997 | 4.10549 |
1996 | 4.12861 |
1995 | 4.16609 |
1994 | 4.194 |
1993 | 4.18855 |
1992 | 4.17036 |
1991 | 4.21955 |
1990 | 5.49267 |
1989 | 5.50862 |
1988 | 5.52035 |
1987 | 5.54247 |
1986 | 5.61363 |
1985 | 5.74752 |
1984 | 5.53377 |
1983 | 5.59143 |
1982 | 6.0188 |
1981 | 6.14386 |
1980 | 5.14252 |
1979 | 5.12281 |
1978 | 5.12322 |
1977 | 5.05395 |
1976 | 4.96037 |
1975 | 4.86196 |
1974 | 4.71672 |
1973 | 4.58049 |
1972 | 4.49276 |
1971 | 4.4345 |
1970 | 3.59931 |
1969 | 3.54243 |
1968 | 3.5068 |
1967 | 3.52057 |
1966 | 3.59034 |
1965 | 3.58317 |
1964 | 3.56435 |
1963 | 3.54853 |
1962 | 3.51446 |
1961 | 3.47938 |
1960 | - |