condition	mean	min	max
4 h after light	14.3	14.3	14.3
8 h after light	21.45	2.0	40.9
12 h after light	13.9	7.2	20.6
4 h after dark	3.8	1.9	5.7
8 h after dark	17.900000000000002	6.2	29.6
12 h after dark	9.5	7.5	11.5