Bear in mind that several US airlines are trying to bring back more of their schedule and reactivate their fleet. But as we have seen, a surge in COVID infection rates is impacting travel. And, of course, the news from United Airlines has the travel industry in flux now.
There are two pages to work with. Both allow you to select filters to drill down and watch the switch in periods. What is remarkable and bears consideration, is that the difference in the periods is only 90 days. The changes you see are shocking.