condition	mean	min	max
4 h after light	402.9	402.9	402.9
8 h after light	485.45	435.1	535.8
12 h after light	539.2	486.8	591.6
4 h after dark	538.4	526.5	550.3
8 h after dark	544.95	523.1	566.8
12 h after dark	533.0	498.0	568.0