3-3  Age Composition and Dependency Ratio of Population 
(%)
Year Sex Ratio
of Total
Population
(female=100)
The Proportion of Total Population By Age Gross
Dependency
Ratio
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Children
Dependency
Ratio
Old
Dependency
Ratio
Aged
0-14
Aged
15-64
Aged 65
and Over
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1982 102.9 31.0 63.4 5.6 57.7 48.9 8.8
1990 103.5 26.6 67.2 6.2 48.8 39.6 9.2
1995 103.7 24.6 68.0 7.4 47.1 36.2 10.9
2000 102.5 20.8 71.1 8.1 40.6 29.3 11.4
2001 102.7 20.4 71.4 8.2 40.1 28.6 11.5
2002 102.4 18.8 72.7 8.5 37.6 25.9 11.7
2003 100.4 18.4 72.6 9.1 37.8 25.3 12.5
2004 100.7 17.1 73.7 9.2 35.8 23.2 12.5
2005 102.0 15.9 74.1 9.9 34.9 21.5 13.4
2006 100.8 15.3 74.7 10.0 33.9 20.5 13.4
2007 101.4 15.0 74.8 10.2 33.7 20.1 13.6
2008 100.2 15.6 74.1 10.3 34.9 21.0 13.8
2009 102.3 15.7 73.9 10.4 35.4 21.2 14.1
2010 102.3 15.7 74.4 9.9 34.4 21.1 13.3
2011 102.0 15.7 74.3 10.0 34.6 21.1 13.5
2012 101.4 16.1 73.5 10.4 36.0 21.8 14.2
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a)Data of 1982¡¢1990¡¢2000 and 2010 are taken from the national population census.Data of 2001-2004 are taken  
from Population Sample Survey.Others are estimated on population sample survey.