condition	mean	min	max
4 h after light	13.742858	13.327788	14.157928
8 h after light	15.786041999999998	15.36219	16.209894
12 h after light	14.157928	14.157928	14.157928
4 h after dark	15.328052	15.281513	15.374591
8 h after dark	14.333667	12.917577	15.749757
12 h after dark	12.791943	12.791943	12.791943