condition	mean	min	max
4 h after light	17.84429	17.05809	19.13804
8 h after light	11.560014666666667	5.665854	15.06514
12 h after light	6.298872333333334	4.923302	7.074510000000001
16 h after light	11.320286333333334	8.667558999999999	14.16111
4 h after dark	10.313938333333333	7.764925	12.888539999999999
8 h after dark	17.143296666666668	14.32249	21.22585