Chade - Pirâmide etária
| Data | 0-14 anos % | 15-64 anos % | > 64 anos % |
|---|---|---|---|
| 2021 | 47,66% | 50,32% | 2,02% |
| 2020 | 47,82% | 50,15% | 2,03% |
| 2019 | 47,94% | 50,02% | 2,03% |
| 2018 | 48,08% | 49,89% | 2,03% |
| 2017 | 48,23% | 49,75% | 2,03% |
| 2016 | 48,34% | 49,63% | 2,03% |
| 2015 | 48,35% | 49,61% | 2,03% |
| 2014 | 48,33% | 49,61% | 2,06% |
| 2013 | 48,44% | 49,46% | 2,10% |
| 2012 | 48,53% | 49,33% | 2,14% |
| 2011 | 48,58% | 49,23% | 2,19% |
| 2010 | 48,60% | 49,17% | 2,23% |
| 2009 | 48,54% | 49,18% | 2,28% |
| 2008 | 48,56% | 49,11% | 2,33% |
| 2007 | 48,58% | 49,04% | 2,39% |
| 2006 | 48,51% | 49,05% | 2,44% |
| 2005 | 48,46% | 49,03% | 2,51% |
| 2004 | 48,60% | 48,83% | 2,57% |
| 2003 | 48,95% | 48,42% | 2,63% |
| 2002 | 49,12% | 48,19% | 2,69% |
| 2001 | 49,00% | 48,25% | 2,74% |
| 2000 | 48,78% | 48,42% | 2,81% |
| 1999 | 48,62% | 48,52% | 2,87% |
| 1998 | 48,49% | 48,58% | 2,93% |
| 1997 | 48,22% | 48,78% | 3,00% |
| 1996 | 47,83% | 49,11% | 3,06% |
| 1995 | 47,92% | 48,95% | 3,13% |
| 1994 | 48,16% | 48,64% | 3,20% |
| 1993 | 47,53% | 49,22% | 3,25% |
| 1992 | 46,88% | 49,81% | 3,31% |
| 1991 | 47,05% | 49,57% | 3,38% |
| 1990 | 47,09% | 49,47% | 3,44% |
| 1989 | 46,81% | 49,71% | 3,48% |
| 1988 | 46,82% | 49,65% | 3,53% |
| 1987 | 46,93% | 49,50% | 3,57% |
| 1986 | 47,15% | 49,24% | 3,61% |
| 1985 | 47,23% | 49,13% | 3,64% |
| 1984 | 46,48% | 49,88% | 3,64% |
| 1983 | 45,75% | 50,60% | 3,65% |
| 1982 | 46,54% | 49,76% | 3,70% |
| 1981 | 47,47% | 48,79% | 3,74% |
| 1980 | 46,59% | 49,69% | 3,72% |
| 1979 | 45,64% | 50,65% | 3,71% |
| 1978 | 45,36% | 50,92% | 3,72% |
| 1977 | 44,95% | 51,31% | 3,74% |
| 1976 | 44,54% | 51,71% | 3,76% |
| 1975 | 44,14% | 52,08% | 3,78% |
| 1974 | 43,79% | 52,40% | 3,80% |
| 1973 | 43,48% | 52,69% | 3,83% |
| 1972 | 43,16% | 52,98% | 3,86% |
| 1971 | 42,88% | 53,24% | 3,88% |
| 1970 | 42,66% | 53,44% | 3,90% |
| 1969 | 42,47% | 53,61% | 3,92% |
| 1968 | 42,30% | 53,77% | 3,93% |
| 1967 | 42,14% | 53,91% | 3,95% |
| 1966 | 42,01% | 54,03% | 3,96% |
| 1965 | 41,90% | 54,13% | 3,97% |
| 1964 | 41,65% | 54,37% | 3,98% |
| 1963 | 41,32% | 54,70% | 3,98% |
| 1962 | 41,06% | 54,96% | 3,98% |
| 1961 | 40,81% | 55,20% | 3,98% |
| 1960 | 40,58% | 55,43% | 4,00% |