condition	mean	min	max
4 h after light	11.4	11.4	11.4
8 h after light	30.25	10.3	50.2
12 h after light	22.75	22.0	23.5
4 h after dark	98.0	22.4	173.6
8 h after dark	32.3	16.6	48.0
12 h after dark	49.75	32.2	67.3