condition	mean	min	max
4 h after light	6563.0	6563.0	6563.0
8 h after light	6540.15	6356.8	6723.5
12 h after light	7237.0	7107.8	7366.2
4 h after dark	6437.6	5994.0	6881.2
8 h after dark	5625.25	5095.5	6155.0
12 h after dark	5531.15	5328.5	5733.8