condition	mean	min	max
4 h after light	7.344099999999999	7.03987	7.64833
8 h after light	4.76036	4.60674	4.91398
12 h after light	5.95888	5.77565	6.14211
4 h after dark	7.426159999999999	6.97539	7.87693
8 h after dark	6.18053	5.40413	6.95693
12 h after dark	6.07444	5.96539	6.18349