condition	mean	min	max
4 h after light	6111.5	6111.5	6111.5
8 h after light	5637.05	5529.6	5744.5
12 h after light	5290.95	5188.9	5393.0
4 h after dark	5398.3	5373.5	5423.1
8 h after dark	5070.6	4951.2	5190.0
12 h after dark	5740.6	5202.6	6278.6