condition	mean	min	max
4 h after light	139.0	139.0	139.0
8 h after light	103.65	86.6	120.7
12 h after light	89.0	72.3	105.7
4 h after dark	129.6	107.5	151.7
8 h after dark	90.7	82.5	98.9
12 h after dark	110.7	109.2	112.2