condition	mean	min	max
4 h after light	10.009374000000001	9.189681	10.829067
8 h after light	9.5570755	9.470825	9.643326
12 h after light	13.7431895	13.720212	13.766167
4 h after dark	10.339753	9.151474	11.528032
8 h after dark	15.423791	10.581245	20.266337
12 h after dark	11.729634	11.729634	11.729634