condition	mean	min	max
4 h after light	425.7	425.7	425.7
8 h after light	345.9	338.9	352.9
12 h after light	330.0	289.7	370.3
4 h after dark	254.3	242.6	266.0
8 h after dark	191.65	155.8	227.5
12 h after dark	166.14999999999998	156.1	176.2