| 年份 | 尼日利亚15至64岁人口占总人口比重 |
|---|---|
| 2021 | 53.73% |
| 2020 | 53.50% |
| 2019 | 53.28% |
| 2018 | 53.10% |
| 2017 | 52.92% |
| 2016 | 52.77% |
| 2015 | 52.66% |
| 2014 | 52.59% |
| 2013 | 52.55% |
| 2012 | 52.56% |
| 2011 | 52.60% |
| 2010 | 52.65% |
| 2009 | 52.72% |
| 2008 | 52.82% |
| 2007 | 52.93% |
| 2006 | 53.05% |
| 2005 | 53.16% |
| 2004 | 53.26% |
| 2003 | 53.36% |
|
|
|
| 2002 | 53.44% |
| 2001 | 53.50% |
| 2000 | 53.51% |
| 1999 | 53.46% |
| 1998 | 53.35% |
| 1997 | 53.20% |
| 1996 | 53.04% |
| 1995 | 52.88% |
| 1994 | 52.71% |
| 1993 | 52.52% |
| 1992 | 52.34% |
| 1991 | 52.18% |
| 1990 | 52.04% |
| 1989 | 51.92% |
| 1988 | 51.83% |
| 1987 | 51.79% |
| 1986 | 51.81% |
| 1985 | 51.89% |
| 1984 | 52.02% |
| 1983 | 52.19% |
|
|
|
| 1982 | 52.40% |
| 1981 | 52.61% |
| 1980 | 52.79% |
| 1979 | 52.97% |
| 1978 | 53.17% |
| 1977 | 53.36% |
| 1976 | 53.55% |
| 1975 | 53.74% |
| 1974 | 53.93% |
| 1973 | 54.11% |
| 1972 | 54.28% |
| 1971 | 54.44% |
| 1970 | 54.58% |
| 1969 | 54.69% |
| 1968 | 54.82% |
| 1967 | 54.94% |
| 1966 | 55.06% |
| 1965 | 55.18% |
| 1964 | 55.36% |
| 1963 | 55.55% |
| 1962 | 55.65% |
| 1961 | 55.68% |
| 1960 | 55.67% |
| 1959 | 55.47% |