| 年份 | 尼日利亚 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 37.117 |
| 2020 | 37.467 |
| 2019 | 37.849 |
| 2018 | 38.248 |
| 2017 | 38.689 |
| 2016 | 39.128 |
| 2015 | 39.51 |
| 2014 | 40.069 |
| 2013 | 40.603 |
| 2012 | 41.241 |
| 2011 | 41.798 |
| 2010 | 42.094 |
| 2009 | 42.419 |
| 2008 | 42.681 |
| 2007 | 42.721 |
| 2006 | 42.884 |
| 2005 | 43.075 |
| 2004 | 43.151 |
| 2003 | 43.408 |
| 2002 | 43.563 |
| 2001 | 43.563 |
| 2000 | 43.5 |
| 1999 | 43.249 |
| 1998 | 42.87 |
| 1997 | 43.154 |
| 1996 | 43.515 |
| 1995 | 43.744 |
| 1994 | 43.809 |
| 1993 | 43.745 |
| 1992 | 43.655 |
| 1991 | 43.671 |
| 1990 | 43.791 |
| 1989 | 44 |
| 1988 | 43.873 |
| 1987 | 44.115 |
| 1986 | 44.562 |
| 1985 | 45.189 |
| 1984 | 45.824 |
| 1983 | 46.516 |
| 1982 | 46.705 |
| 1981 | 47.069 |
| 1980 | 47.476 |
| 1979 | 47.881 |
| 1978 | 48.223 |
| 1977 | 48.133 |
| 1976 | 48.051 |
| 1975 | 48.079 |
| 1974 | 47.787 |
| 1973 | 47.289 |
| 1972 | 47.099 |
| 1971 | 46.971 |
| 1970 | 46.685 |
| 1969 | 46.598 |
| 1968 | 46.566 |
| 1967 | 46.527 |
| 1966 | 46.514 |
| 1965 | 46.467 |
| 1964 | 46.463 |
| 1963 | 46.421 |
| 1962 | 46.426 |
| 1961 | 46.243 |
| 1960 | 46.107 |