condition	mean	min	max
4 h after light	777.8	777.8	777.8
8 h after light	770.45	677.1	863.8
12 h after light	742.95	683.0	802.9
4 h after dark	710.3	591.2	829.4
8 h after dark	608.1	532.5	683.7
12 h after dark	645.95	639.4	652.5