condition	mean	min	max
4 h after light	14.638136666666666	13.421879999999998	16.24987
8 h after light	9.398747	4.29974	16.0028
12 h after light	10.187859333333334	4.432888	13.78169
16 h after light	13.349093333333332	10.161	19.08609
4 h after dark	16.99221	16.58472	17.760679999999997
8 h after dark	14.943126666666666	11.762189999999999	17.13778