condition	mean	min	max
4 h after light	39.3	39.3	39.3
8 h after light	68.85	63.5	74.2
12 h after light	202.55	92.1	313.0
4 h after dark	278.7	274.4	283.0
8 h after dark	253.15	237.8	268.5
12 h after dark	201.75	115.1	288.4