It is difficult to give an accurate answer to your question.
It does seem that Friday's are typically the busiest days.
Lockheed does not tend to fly on weekends.
I am not at the field often enough to decipher a monthly type cycle.
F-111 photographed in 2009...they have recently moved the museum to another location on the airfield and are in the process of completing the F-111 re-assembly. http://img.photobucket.com/albums/v260/Ztex/Aero%20Pics%202009/P1170026QUIZ1ZANS.jpg 09-0642...2010 http://img.photobucket.com/albums/v260/...