condition	mean	min	max
4 h after light	8768.8	8768.8	8768.8
8 h after light	7340.65	7334.2	7347.1
12 h after light	5988.3	5489.0	6487.6
4 h after dark	3454.0	2732.0	4176.0
8 h after dark	4348.6	2542.0	6155.2
12 h after dark	5618.15	4794.3	6442.0