condition	mean	min	max
4 h after light	1.918945	1.72725	2.11064
8 h after light	2.8003799999999996	2.76245	2.83831
12 h after light	3.972985	3.94123	4.00474
4 h after dark	6.19843	6.13499	6.26187
8 h after dark	4.1922999999999995	4.16907	4.21553
12 h after dark	3.103655	2.97105	3.23626