condition	mean	min	max
4 h after light	5108.1	5108.1	5108.1
8 h after light	5279.85	5255.5	5304.2
12 h after light	4491.5	3886.9	5096.1
4 h after dark	4414.8	4021.3	4808.3
8 h after dark	5051.65	4858.6	5244.7
12 h after dark	5240.4	5138.9	5341.9