condition	mean	min	max
4 h after light	34.89185	32.1476	37.6361
8 h after light	13.15965	12.149	14.1703
12 h after light	2.55126	2.33378	2.76874
4 h after dark	2.625836666666667	2.37716	2.8762
8 h after dark	6.688693333333333	5.64055	7.44427
12 h after dark	25.6405	24.9804	26.1132