Congrats on your win,you hit one of the numbers in the free roll from what I see and not from any bet because it is not natural to share 20 usd winnings from a bet while I believe it is only natural to share that you hit 20 USD with a free roll and you missed 200 by just 2 numbers.Of course you would be better posting this in their announcement thread and you will have a lot more comments.Here is their ANN link:
https://bitcointalk.org/index.php?topic=320959.0