condition	mean	min	max
2 h after light	6.072985	5.23697	6.923
6 h after light	6.192286666666667	4.64289	7.86709
10 h after light	5.06054	2.54082	6.55451
14 h after light	5.401321666666667	4.07319	6.32364
18 h after light	6.119865	4.76721	8.18272
2 h after dark	5.554831666666667	4.92025	6.58662