| 年份 | 尼日利亚 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 22.5765 |
| 2020 | 16.3522 |
| 2019 | 34.0239 |
| 2018 | 33.0078 |
| 2017 | 26.3476 |
| 2016 | 20.7225 |
| 2015 | 21.3327 |
| 2014 | 30.8852 |
| 2013 | 31.0489 |
| 2012 | 44.5324 |
| 2011 | 53.278 |
| 2010 | 43.3208 |
| 2009 | 36.0587 |
| 2008 | 40.7968 |
| 2007 | 39.3369 |
| 2006 | 42.5666 |
| 2005 | 33.0595 |
| 2004 | 31.8959 |
| 2003 | 49.335 |
| 2002 | 40.0352 |
| 2001 | 49.6805 |
| 2000 | 48.9956 |
| 1999 | 34.4578 |
| 1998 | 39.2786 |
| 1997 | 51.461 |
| 1996 | 40.2577 |
| 1995 | 39.5284 |
| 1994 | 23.0592 |
| 1993 | 33.7198 |
| 1992 | 38.2274 |
| 1991 | 37.0216 |
| 1990 | 30.9247 |
| 1989 | 34.1826 |
| 1988 | 16.9406 |
| 1987 | 19.4953 |
| 1986 | 9.13585 |
| 1985 | 10.392 |
| 1984 | 9.38054 |
| 1983 | 10.045 |
| 1982 | 13.7798 |
| 1981 | 18.1717 |
| 1980 | 48.5713 |
| 1979 | 43.8784 |
| 1978 | 43.3148 |
| 1977 | 47.3953 |
| 1976 | 42.1381 |
| 1975 | 41.1703 |
| 1974 | 39.747 |
| 1973 | 31.2678 |
| 1972 | 22.7636 |
| 1971 | 24.4636 |
| 1970 | 19.6206 |
| 1969 | 26.8211 |
| 1968 | 25.6635 |
| 1967 | 28.4884 |
| 1966 | 25.0363 |
| 1965 | 26.9107 |
| 1964 | 24.6153 |
| 1963 | 22.3165 |
| 1962 | 21.8295 |
| 1961 | 25.485 |
| 1960 | 26.1665 |