I think the success rate of certain autonomous programs can be ambiguous.
Here is a link of a team with a really good autonomous program back in December:
http://www.youtube.com/watch?v=yLHiFM7VTd0
Now here is the same team in the NorCal FTC tournament, you'll be surprised!
http://www.youtube.com/watch?v=0RewY8KmmSA