condition	mean	min	max
4 h after light	94.4	94.4	94.4
8 h after light	88.0	77.6	98.4
12 h after light	89.25	84.9	93.6
4 h after dark	149.8	108.2	191.4
8 h after dark	173.2	154.3	192.1
12 h after dark	187.2	168.3	206.1