condition	mean	min	max
4 h after light	11.33795	10.2869	12.389
8 h after light	12.508199999999999	12.2821	12.7343
12 h after light	14.320450000000001	13.812	14.8289
4 h after dark	16.4924	15.8613	17.1235
8 h after dark	14.78755	14.4167	15.1584
12 h after dark	15.6154	15.2571	15.9737