condition	mean	min	max
4 h after light	5.72614	5.04708	6.4052
8 h after light	5.5656300000000005	5.40753	5.72373
12 h after light	6.9033	6.21698	7.58962
4 h after dark	10.925934999999999	9.49227	12.3596
8 h after dark	7.41408	7.26687	7.56129
12 h after dark	6.93173	6.84416	7.0193