condition	mean	min	max
4 h after light	6862.0	6862.0	6862.0
8 h after light	6646.85	6644.7	6649.0
12 h after light	6366.45	5651.5	7081.4
4 h after dark	4684.3	3642.3	5726.3
8 h after dark	4570.05	3879.0	5261.1
12 h after dark	5045.4	4895.3	5195.5