condition	mean	min	max
4 h after light	16.9	16.9	16.9
8 h after light	8.5	1.1	15.9
12 h after light	26.65	25.9	27.4
4 h after dark	6.7	1.8	11.6
8 h after dark	12.7	4.4	21.0
12 h after dark	8.85	5.3	12.4