Item 1, Sep 83.88, Detail for Sep percentage of U.S. flights delayed.
Item 2, Oct 85.54, Detail for Oct percentage of U.S. flights delayed.
Item 3, Nov 85.3, Detail for Nov percentage of U.S. flights delayed.
Item 4, Dec 84.37, Detail for Dec percentage of U.S. flights delayed.
Item 5, Jan 83.75, Detail for Jan percentage of U.S. flights delayed.
Item 6, Feb 86.16, Detail for Feb percentage of U.S. flights delayed.
Item 7, Mar 82.19, Detail for Mar percentage of U.S. flights delayed.
Item 8, Apr 86.26, Detail for Apr percentage of U.S. flights delayed.
Item 9, May 83.38, Detail for May percentage of U.S. flights delayed.
Item 10, Jun 80.66, Detail for Jun percentage of U.S. flights delayed.
Item 11, Jul 76.01, Detail for Jul percentage of U.S. flights delayed.
Item 12, Aug 79.15, Detail for Aug percentage of U.S. flights delayed.