condition	mean	min	max
4 h after light	4.452389999999999	4.12339	4.78139
8 h after light	7.399890000000001	4.35648	10.4433
12 h after light	6.450899999999999	4.44218	8.45962
4 h after dark	6.74048	6.01835	8.0619
8 h after dark	6.461566666666666	3.7192	8.50193
12 h after dark	1.96539	0.0	3.70965