condition	mean	min	max
4 h after light	25.24335	24.6313	25.8554
8 h after light	10.7041	10.3872	11.021
12 h after light	8.44925	8.37753	8.52097
4 h after dark	12.546233333333333	11.8093	13.0462
8 h after dark	19.7461	18.0613	21.3508
12 h after dark	20.83556666666667	16.4749	24.1824