condition	mean	min	max
4 h after light	3.791873333333333	3.7050080000000003	3.9573669999999996
8 h after light	2.664717	1.6506889999999999	3.209894
12 h after light	1.916782	1.5836649999999999	2.26802
16 h after light	3.6119909999999997	3.027286	4.244045
4 h after dark	3.0925096666666665	2.772051	3.55305
8 h after dark	1.9137156666666666	1.6583599999999998	2.064074