condition	mean	min	max
0 h after light	5.274595	5.27227	5.27692
4 h after light	4.925364999999999	4.62458	5.22615
8 h after light	4.38925	3.30489	5.47361
4 h after dark	9.38947	9.20795	9.57099
8 h after dark	6.91503	6.5256	7.30446
12 h after dark	6.15428	4.9296	7.37896