condition	mean	min	max
4 h after light	199.0	199.0	199.0
8 h after light	256.3	226.3	286.3
12 h after light	258.6	225.6	291.6
4 h after dark	287.45	271.7	303.2
8 h after dark	347.85	324.7	371.0
12 h after dark	278.35	244.6	312.1