condition	mean	min	max
4 h after light	2.682055	2.42611	2.938
8 h after light	4.3043	4.27921	4.32939
12 h after light	12.399249999999999	12.1946	12.6039
4 h after dark	12.0778	11.6648	12.4908
8 h after dark	9.924890000000001	9.90497	9.94481
12 h after dark	5.9691600000000005	5.69539	6.24293