condition	mean	min	max
4 h after light	15.357399999999998	14.7465	15.9683
8 h after light	12.74775	12.2377	13.2578
12 h after light	12.65235	12.5546	12.7501
4 h after dark	14.02065	13.4786	14.5627
8 h after dark	13.321349999999999	13.0407	13.602
12 h after dark	13.63655	13.3574	13.9157