I have just started looking at resale again myself, so I am catching up. I'm sure others will have more info, but here are a few resources I would suggest for finding this information:
You can find several resale sites with information on their sales from recent months. Remember that contracts vary based on number of points available (e.g., stripped vs loaded contracts) and the number of points on the contract (smaller contracts tend to go for more per point).
The ROFR thread has contracts that have been sent to ROFR with the costs of the contract.
I think reading over the current and perhaps prior quarter ROFR thread is where I start my resarch when I get the itch to consider making an offer on a resale contract. With that said, the DVC Resale Market blog is great and here is another option from a well known (but with some issues) broker -