condition	mean	min	max
4 h after light	619.6	619.6	619.6
8 h after light	496.34999999999997	455.9	536.8
12 h after light	571.7	501.9	641.5
4 h after dark	661.95	640.7	683.2
8 h after dark	733.8499999999999	687.9	779.8
12 h after dark	807.3	779.0	835.6