condition	mean	min	max
4 h after light	17.909973333333333	16.74383	20.08928
8 h after light	15.477865999999999	9.005798	23.57312
12 h after light	14.409013333333334	10.93524	20.54675
16 h after light	16.78079	16.481370000000002	17.1018
4 h after dark	16.143333333333334	14.57727	18.286270000000002
8 h after dark	9.965065666666666	7.768317	11.827210000000001