condition	mean	min	max
4 h after light	8.61853	7.7915	9.44556
8 h after light	12.506599999999999	12.1707	12.8425
12 h after light	18.9149	12.0989	25.7309
4 h after dark	27.4904	24.912	30.0688
8 h after dark	21.24865	18.1017	24.3956
12 h after dark	17.33335	12.1397	22.527