condition	mean	min	max
4 h after light	628.8	628.8	628.8
8 h after light	564.4000000000001	539.2	589.6
12 h after light	625.1500000000001	609.2	641.1
4 h after dark	617.2	604.1	630.3
8 h after dark	641.6	632.6	650.6
12 h after dark	663.25	650.4	676.1