Updated through 13 weeks:
Underdogs of .....number of upset winners
+6 to 10.5.....56x
+11 to 13.5....16x
+14 to 19.5 ....22x
+20 and up....11x
Best performers:
Wyoming with wins as +9, +6, +11', +14', 9'
North Texas with wins as +7, +11', +17' (just missed another below 6, +5' beat SMiss)
Charlotte with wins as +13, +8, +17
Vanderbilt with wins as +8, +14, +9', +7'
Teams with two upset wins dogged 6 pts and higher:
Arkansas, Arkansas St, Army, Buffalo, Colorado St, Duke, Houston, Kentucky, Mississippi St, Navy, North Carolina, Northwestern, SMU, South Alabama, ULL, ULM, UNLV, UTSA, Wake Forest