condition	mean	min	max
4 h after light	69.1	69.1	69.1
8 h after light	119.0	114.7	123.3
12 h after light	169.25	128.3	210.2
4 h after dark	176.95	174.2	179.7
8 h after dark	241.05	199.1	283.0
12 h after dark	334.4	325.0	343.8