condition	mean	min	max
4 h after light	135.1	135.1	135.1
8 h after light	108.15	106.9	109.4
12 h after light	205.25	131.1	279.4
4 h after dark	273.4	266.3	280.5
8 h after dark	284.45	281.9	287.0
12 h after dark	269.2	262.0	276.4