condition	mean	min	max
4 h after light	489.8	489.8	489.8
8 h after light	494.45	480.9	508.0
12 h after light	398.65	377.6	419.7
4 h after dark	435.7	431.0	440.4
8 h after dark	447.35	421.2	473.5
12 h after dark	393.5	388.5	398.5