condition	mean	min	max
4 h after light	5.220936666666667	4.85604	5.43436
8 h after light	5.254196666666666	5.1776599999999995	5.38395
12 h after light	5.61547	5.28094	5.814
4 h after dark	5.7545399999999995	5.53695	6.163959999999999
8 h after dark	5.32041	5.18414	5.40468
12 h after dark	5.381973333333334	5.00513	5.59016