condition	mean	min	max
4 h after light	15.32385	10.3314	20.3163
8 h after light	12.953299999999999	11.2981	14.6085
12 h after light	14.7898	13.9996	15.58
4 h after dark	24.86815	22.2814	27.4549
8 h after dark	14.30565	13.0918	15.5195
12 h after dark	16.81735	14.7799	18.8548