condition	mean	min	max
4 h after light	68.564873	28.633101	108.496645
8 h after light	50.646944000000005	41.402571	59.891317
12 h after light	23.0180905	18.795474	27.240707
4 h after dark	22.793369499999997	20.949005	24.637734
8 h after dark	19.507891	16.770062	22.24572
12 h after dark	14.90054	14.90054	14.90054