It was held in 23 February . The sport has the official site chicagomarathon.com . 6 events were there in Divingat the Games of the XXXI Olympiad . 60 from 34 nations competed in Divingat the Games of the XXXI Olympiad . Sydney Showground (rhythmic) were the venues of Divingat the Games of the XXXI Olympiad . 12 (from 4 confederations) were the number of teams who competed in Divingat the Games of the XXXI Olympiad
34 nations took part in Divingat the Games of the XXXI Olympiad