condition	mean	min	max
4 h after light	9.8813185	9.844283	9.918354
8 h after light	9.562002	9.160801	9.963203
12 h after light	9.918354	9.918354	9.918354
4 h after dark	10.001939	9.918354	10.085524
8 h after dark	9.8549355	9.791517	9.918354
12 h after dark	9.774654	9.774654	9.774654