condition	mean	min	max
0 h after light	5.551885	5.3787	5.72507
4 h after light	6.325775	6.20054	6.45101
8 h after light	4.691875	4.458	4.92575
4 h after dark	5.152285	4.68807	5.6165
8 h after dark	6.221814999999999	6.2082	6.23543
12 h after dark	5.95662	5.83775	6.07549