Number of foreign languages known (self-reported) by occupation - elementary occupations - 1 language - percentage reached 35.6% in 2011 in Poland, according to . This is 0% more than in the previous year.
Historically, Number of foreign languages known (self-reported) by occupation - Elementary occupations - 1 language - Percentage in Poland reached an all time high of 38.4% in 2007 and an all time low of 35.6% in 2011.
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