condition	mean	min	max
0 h after light	3.4721	3.1118	3.8324
4 h after light	7.1696550000000006	6.78224	7.55707
8 h after light	12.6791	12.0532	13.305
4 h after dark	8.771915	8.07465	9.46918
8 h after dark	6.66285	6.65091	6.67479
12 h after dark	4.016975	3.42438	4.60957