File:PastWork1.png
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Age dependency ratio, old, is the ratio of older dependents--people older than 64--to the working-age population--those ages 15-64
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 20:18, 13 October 2018 | | 964 × 383 (29 KB) | Ahmadsm.2015 (talk | contribs) |
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