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2007 | PT: Portugal | 3 534 683 | 1 784 529 | 1 750 153 | Persons aged between 18 and 64 years old who know other languages than mother tongue (No.) by Sex and Highest level of education achieved by the mother; Quinquennial - Statistics Portugal, Adult education and training survey |
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This data last updated:december 22, 2009
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