condition	mean	min	max
4 h after light	7.727035000000001	7.36001	8.09406
8 h after light	9.87045	9.84329	9.89761
12 h after light	10.6921	10.5631	10.8211
4 h after dark	13.305299999999999	13.1989	13.4117
8 h after dark	11.26165	10.6469	11.8764
12 h after dark	10.7	10.686	10.714