condition	mean	min	max
4 h after light	304.5	304.5	304.5
8 h after light	250.8	250.4	251.2
12 h after light	186.75	161.9	211.6
4 h after dark	167.2	165.8	168.6
8 h after dark	254.95	209.0	300.9
12 h after dark	261.5	247.6	275.4