old age dependency ratio造句

Increased migration could decrease the old age dependency ratio, which is expected to grow considerably in the next decades.
Demonstrated by latest published old age dependency ratios, a slightly larger than national average proportion of the electorate is retired.
It is estimated that the old age dependency ratio in Finland will be the highest of all EU countries in 2025.
Old age dependency ratio is 5.4 %, meaning for every 100 working population there are 5 old age dependent persons.
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