6.6 hours (from 10:11 to 16:47) 5.9 hours (from 10:30 to 16:29) 5.5 hours (from 10:52 to 16:28) 7.1 hours (from 9:12 to 16:19) 7.6 hours (from 9:28 to 17:11) 6.7 hours (from 9:31 to 16:18) 6.6 hours (from 10-15 to 16-54)