136 from 25 nations were the competitors in Judoat the Games of the XXX Olympiad . Judoat the Games of the XXX Olympiad was founded on 1992 . It was held in 20 July – 4 August 1996 . Melbourne (since 1972) were the venues of Judoat the Games of the XXX Olympiad . The no. of events in sport was 3 . The sport has the official site chicagomarathon.com
The sport event never happened before 1992