6 events were there in Ice hockey . ExCeL Exhibition Centre were the venues of Ice hockey . The official site of Ice hockey is chicagomarathon.com . 16 from 16 nations competed in Ice hockey . 16 (from 6 confederations) were the number of teams who competed in Ice hockey . Ice hockey was established on 1881; 138 years ago (1881) . It was held in 2 August
There are less than 25 teams in sport Ice hockey