The official site of Derby County is www.hardrock100.com . 11 from 2 nations were the competitors in Derby County . First/Second Sunday in October (before Columbus Day) was when it was held . The venue for Derby County was Australia) . 12 (from 4 confederations) were the number of teams who competed in Derby County . The no. of events in sport was 14 . Derby County was established on 1871; 148 years ago (1871)
The sport Derby County has more than6 contenders  from 2 nations