condition	mean	min	max
4 h after light	1449.8	1449.8	1449.8
8 h after light	1350.0	1279.7	1420.3
12 h after light	986.4	940.3	1032.5
4 h after dark	850.55	761.8	939.3
8 h after dark	776.95	688.0	865.9
12 h after dark	775.2	605.1	945.3