condition	mean	min	max
4 h after light	14.790099999999999	12.4138	17.1664
8 h after light	6.928245	6.59849	7.258
12 h after light	3.3617999999999997	2.99035	3.73325
4 h after dark	5.2004399999999995	4.72354	5.7676
8 h after dark	10.175726666666668	8.83238	11.4009
12 h after dark	12.943	12.0006	13.8196