Age structure of the Czechoslovak population in 1961-2000.
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D017677:Age Distribution; D000367:Age Factors; D003604:Czechoslovakia; D003710:Demography; D019049:Developed Countries; D005060:Europe; D005061:Europe, Eastern; D005544:Forecasting; D011153:Population; D011154:Population Characteristics; D011157:Population Dynamics; D012106:Research; D013223:Statistics as Topic
Age Distribution--changes; Age Factors; Czechoslovakia; Demographic Aging; Demographic Factors; Developed Countries; Eastern Europe; Estimation Technics; Europe; Population; Population Characteristics; Population Dynamics; Population Projection; Research Methodology