condition	mean	min	max
4 h after light	1.687715	1.2723	2.10313
8 h after light	4.07545	3.8394	4.3115
12 h after light	16.247500000000002	14.1232	18.3718
4 h after dark	12.7585	12.0013	13.1837
8 h after dark	5.0316366666666665	4.42072	5.98619
12 h after dark	2.352743333333333	2.17486	2.601