| 年份 | 尼日利亚  | 
                                                            
|---|---|
| 2023 | - | 
| 2022 | 11.3113 | 
| 2021 | 10.131 | 
| 2020 | 7.84914 | 
| 2019 | 10.3848 | 
| 2018 | 10.2285 | 
| 2017 | 11.1189 | 
| 2016 | 9.54367 | 
| 2015 | 2.86367 | 
| 2014 | 4.66262 | 
| 2013 | 4.96475 | 
| 2012 | 9.94764 | 
| 2011 | 9.77846 | 
| 2010 | 16.3428 | 
| 2009 | 0.686099 | 
| 2008 | 7.92139 | 
| 2007 | 7.09973 | 
| 2006 | 23.8644 | 
| 2005 | 19.8585 | 
| 2004 | 22.3683 | 
| 2003 | 9.80432 | 
| 2002 | 21.1091 | 
| 2001 | 10.0765 | 
| 2000 | 22.6737 | 
| 1999 | 13.4306 | 
| 1998 | 6.00934 | 
| 1997 | 5.05535 | 
| 1996 | 26.4911 | 
| 1995 | 75.4016 | 
| 1994 | 43.2965 | 
| 1993 | 41.6391 | 
| 1992 | 46.7524 | 
| 1991 | 18.8639 | 
| 1990 | 6.66894 | 
| 1989 | 28.9697 | 
| 1988 | 20.1771 | 
| 1987 | 19.6695 | 
| 1986 | 5.41545 | 
| 1985 | 6.92777 | 
| 1984 | 5.65366 | 
| 1983 | 19.569 | 
| 1982 | 14.8026 | 
| 1981 | 219.003 | 
| 1980 | 12.4197 | 
| 1979 | 11.4888 | 
| 1978 | 13.9147 | 
| 1977 | 10.7138 | 
| 1976 | 14.3532 | 
| 1975 | 23.5008 | 
| 1974 | 43.9464 | 
| 1973 | 5.34684 | 
| 1972 | 2.89287 | 
| 1971 | 1.34803 | 
| 1970 | 51.2785 | 
| 1969 | 2.70631 | 
| 1968 | 1.22055 | 
| 1967 | -3.00671 | 
| 1966 | 13.1929 | 
| 1965 | 0.864445 | 
| 1964 | 2.42781 | 
| 1963 | -3.09475 | 
| 1962 | 5.5653 | 
| 1961 | 6.25717 | 
| 1960 | - |