condition	mean	min	max
4 h after light	6.29406	5.30626	7.28186
8 h after light	5.2150300000000005	5.02156	5.4085
12 h after light	5.44516	5.03651	5.85381
4 h after dark	5.760243333333333	5.39447	6.16811
8 h after dark	8.551306666666667	8.11628	8.93268
12 h after dark	4.280779	0.924537	6.81239