condition	mean	min	max
4 h after light	471.7	471.7	471.7
8 h after light	429.8	365.6	494.0
12 h after light	556.05	452.1	660.0
4 h after dark	611.95	585.2	638.7
8 h after dark	435.15	370.9	499.4
12 h after dark	430.35	424.7	436.0