condition	mean	min	max
4 h after light	19.2	19.2	19.2
8 h after light	11.7	5.6	17.8
12 h after light	18.75	7.2	30.3
4 h after dark	12.600000000000001	4.6	20.6
8 h after dark	28.45	17.9	39.0
12 h after dark	21.299999999999997	10.2	32.4