condition	mean	min	max
3 h after light	16.988866666666667	16.1837	17.6326
6 h after light	10.41151	9.50599	11.9395
9 h after light	11.628533333333333	10.8156	12.1892
12 h after light	15.6174	10.3772	23.9478
3 h after dark	10.14757	6.36031	12.3503
6 h after dark	11.14474	8.00192	12.7974
9 h after dark	11.265783333333333	8.52825	14.5281
12 h after dark	13.90195	12.7607	15.0432