condition	mean	min	max
4 h after light	6.208163333333333	4.32602	7.7883
8 h after light	4.722306666666666	1.61319	7.70551
12 h after light	6.720536666666667	4.28241	9.11262
4 h after dark	10.61895	8.62245	12.1021
8 h after dark	10.65367	7.81941	12.0875
12 h after dark	10.23045	8.72622	12.1791