condition	mean	min	max
4 h after light	4916.8	4916.8	4916.8
8 h after light	4431.0	4208.4	4653.6
12 h after light	3262.7	1874.4	4651.0
4 h after dark	4060.65	1702.0	6419.3
8 h after dark	4195.65	2655.1	5736.2
12 h after dark	2481.65	2404.3	2559.0