Congrats!
My 1st .PRO sale was also $200 and via Sedo... in 2012.
My current .PRO stats this year:
6 sales (highest: $1.5K, average: ~$860).
2 of 6 - Non-English.
3 of 6 - 4L domains.
1 of 6 - plural.
Buyers from: Russia (2, both Non-Moscow), Ukraine, Qazaqstan, Israel and US.
+ sold a few domains to another domainer... ~$200 each.