condition	mean	min	max
4 h after light	3.3297600000000003	3.2283	3.43122
8 h after light	3.810705	3.6342	3.98721
12 h after light	4.455019999999999	4.27035	4.63969
4 h after dark	6.082095000000001	5.68515	6.47904
8 h after dark	5.009395	4.68641	5.33238
12 h after dark	4.55792	4.44943	4.66641