condition	mean	min	max
4 h after light	12.641626500000001	10.564067	14.719186
8 h after light	11.147023	9.810438	12.483608
12 h after light	10.294672	8.322675	12.266669
4 h after dark	7.395651	7.30143	7.489872
8 h after dark	8.577247	6.590427	10.564067
12 h after dark	14.22153	14.22153	14.22153