1761
It differed significantly by country ( from 2 . 4 % in the United Kingdom to 24 . 7 % in Portugal ) and by transmission category ( 2 . 7 % among homo / bisexuals , 5 . 8 % among injecting drug users , 13 . 6 % among heterosexual subgroup 1 ) .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
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