condition	mean	min	max
4 h after light	13.22255	11.0739	15.3712
8 h after light	7.27515	7.16926	7.38104
12 h after light	6.37687	5.411	7.34274
4 h after dark	13.534749999999999	12.3109	14.7586
8 h after dark	13.011199999999999	13.0045	13.0179
12 h after dark	12.887550000000001	12.414	13.3611