condition	mean	min	max
4 h after light	12996.1	12996.1	12996.1
8 h after light	12351.05	11055.2	13646.9
12 h after light	11464.95	11349.5	11580.4
4 h after dark	7658.7	5518.4	9799.0
8 h after dark	7046.0	4310.0	9782.0
12 h after dark	8493.55	7543.2	9443.9