condition	mean	min	max
4 h after light	139.06115549999998	125.897455	152.224856
8 h after light	18.075526	13.291517	22.859535
12 h after light	17.639379	10.643312	24.635446
4 h after dark	9.785925500000001	8.001169	11.570682
8 h after dark	9.4495565	9.35181	9.547303
12 h after dark	255.814169	255.814169	255.814169