According to the Ron Paul Denver Meetup Group:
When Ron Paul was in Wyoming, the Laramie County Republican Party held a straw poll with these results for the top 4 candidates:
Ron Paul 49
Fred Thompson 25
Duncan Hunter 15
Mitt Romney 14
I'm not sure if this is percentages or votes, but you get the idea. Here's Paul in Wyoming with a supporter:

Thanks to TCB and CB!