These are the minimums in my area in indiana. Yours shouldn't be much different.
61.5x10: 45
61.5x14: 54
61.5x29: 54
61.5X31: 40
72.7x15: 36
72.7x17: 43
72.7x19: 37
72.7x21: 44
77x13: 43
77x16: 38
77x20: 38
77x21: 44
Don't be fooled with the low numbers it doesn't mean bad signal. Its just the way dish measures your signal. Remember these are just the minimums, you should easily be able to get in the high 40s, 50s, and 60s with eastern arc on all the transponders listed