condition	mean	min	max
0 h after light	3.695255	3.45611	3.9344
4 h after light	4.0436700000000005	3.87219	4.21515
8 h after light	4.1444399999999995	3.67802	4.61086
4 h after dark	4.6385000000000005	4.26864	5.00836
8 h after dark	4.0942799999999995	3.40383	4.78473
12 h after dark	3.5474550000000002	3.1205	3.97441