condition	mean	min	max
4 h after light	127.9	127.9	127.9
8 h after light	108.9	107.1	110.7
12 h after light	122.45	90.4	154.5
4 h after dark	136.3	135.6	137.0
8 h after dark	91.6	85.1	98.1
12 h after dark	75.35	64.2	86.5