condition	mean	min	max
4 h after light	7.7	7.7	7.7
8 h after light	32.3	7.2	57.4
12 h after light	23.5	8.1	38.9
4 h after dark	27.4	19.9	34.9
8 h after dark	29.65	10.3	49.0
12 h after dark	29.1	7.6	50.6