condition	mean	min	max
4 h after light	6.751922666666667	3.4951519999999996	8.665874
8 h after light	6.209906666666667	5.06417	6.958552
12 h after light	5.808849333333333	2.793525	10.27646
16 h after light	4.421889	3.8012599999999996	5.491921
4 h after dark	5.826484333333333	5.016955	6.8159600000000005
8 h after dark	4.7027529999999995	3.270018	6.27025