Now they saw -- and this is what the graph is, these are the number of weeks and these are the number of late arrivals -- that there were between six and 10 instances of late pick-ups on average in these 10 daycare centers.
现在他们看到-就是这张图表显示的， 这是星期的数量，这是晚接孩子的数量- 这十所日托中心平均 有6到10个 晚接孩子的例子。