condition	mean	min	max
4 h after light	8657.0	8657.0	8657.0
8 h after light	8540.0	7878.4	9201.6
12 h after light	5557.1	3925.4	7188.8
4 h after dark	2991.2	2190.3	3792.1
8 h after dark	2575.05	1812.2	3337.9
12 h after dark	5021.9	3277.9	6765.9