condition	mean	min	max
4 h after light	450.0	450.0	450.0
8 h after light	516.1	477.0	555.2
12 h after light	578.1	570.7	585.5
4 h after dark	590.4	455.0	725.8
8 h after dark	609.5	467.8	751.2
12 h after dark	482.25	404.7	559.8