condition	mean	min	max
4 h after light	7840.3	7840.3	7840.3
8 h after light	8600.1	5559.0	11641.2
12 h after light	5884.45	3780.1	7988.8
4 h after dark	3844.0	3090.7	4597.3
8 h after dark	6810.6	6115.5	7505.7
12 h after dark	8842.9	8685.0	9000.8