condition	mean	min	max
4 h after light	10.731145000000001	9.05779	12.4045
8 h after light	10.47695	10.0501	10.9038
12 h after light	13.4357	13.2859	13.5855
4 h after dark	14.891300000000001	14.5974	15.1852
8 h after dark	12.6662	12.5872	12.7452
12 h after dark	13.0315	12.4302	13.6328