condition	mean	min	max
4 h after light	270.5	270.5	270.5
8 h after light	207.7	190.3	225.1
12 h after light	278.4	271.2	285.6
4 h after dark	199.8	174.9	224.7
8 h after dark	213.85	177.5	250.2
12 h after dark	196.5	180.6	212.4