condition	mean	min	max
4 h after light	5.550115	5.44261	5.65762
8 h after light	2.91015	2.81226	3.00804
12 h after light	3.66612	3.59034	3.7419
4 h after dark	6.76994	6.367	7.17288
8 h after dark	3.46538	3.14521	3.78555
12 h after dark	5.3018149999999995	4.64468	5.95895