GeneralMixed ChartActual Testedit_note纸考 2025-10-1820251018纸考
The graph and pie charts below show the percentage of population aged between 18 and 34 years old in a country and the percentage of this age group of people living in different regions from 1978 to 2011.
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Summarise the information by selecting and reporting the main features, and make comparisons where relevant.