condition	mean	min	max
4 h after light	247.8	247.8	247.8
8 h after light	156.60000000000002	148.4	164.8
12 h after light	216.25	180.4	252.1
4 h after dark	235.0	198.8	271.2
8 h after dark	202.4	177.0	227.8
12 h after dark	216.9	187.4	246.4