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In page Békéscsaba:

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According to the 1869 census (first modern census in Hungary) Békéscsaba had 30,022 inhabitants, of whom there were 21,988 (73.2%) Lutheran, 5,880 (19.6%) Roman Catholic, 1,043 (3.5%) Jewish, 520 (1.7%) Orthodox and 436 (1.4%) Hungarian Reformed (Calvinist).[1]