condition	mean	min	max
4 h after light	2.3285799999999997	2.24584	2.41132
8 h after light	4.038115	3.79203	4.2842
12 h after light	4.113105	3.99404	4.23217
4 h after dark	9.536716666666667	9.10542	10.2891
8 h after dark	4.274719999999999	3.08709	5.40185
12 h after dark	3.6946966666666667	3.09809	4.67793