condition	mean	min	max
4 h after light	2.33278	0.0	4.97971
8 h after light	3.14488	1.75149	4.78529
12 h after light	3.13656	2.12018	4.12798
4 h after dark	6.44736	4.09904	7.72388
8 h after dark	4.268066666666667	2.66212	5.07512
12 h after dark	1.6517866666666667	1.00053	2.67533