condition	mean	min	max
4 h after light	4.1	4.1	4.1
8 h after light	35.3	27.5	43.1
12 h after light	6.15	5.7	6.6
4 h after dark	15.65	3.3	28.0
8 h after dark	3.85	3.7	4.0
12 h after dark	20.450000000000003	13.3	27.6