I decided to spend the whole morning to collect statistics.

Here it is, if you are interested

Spoiler Alert, click show to read: 
57 Successful Large games hosted
-25 mafia victories
-22 townie victories
-10 ties or games won by third parties

102 Successful Small games hosted
-46 mafia victories
-44 townie victories
-12 ties or games won by third parties

Most number of Large Games hosted: GeneralHankerchief (11 games)
Most number of Small Games hosted: Caius (13 games), Andres (12 games), Askthepizzaguy (10 games)
Most number of games hosted: Andres (16 games), Caius (15 games), GeneralHankerchief (14 games), Sasaki Kojiro, Askthepizzaguy (12 games)

Number of being mafia (Large game only. Not counting Capo & The Castle)
Sasaki Kojiro: 7 times (four wins)
Khaan: 7 times (Five wins)
GeneralHankerchief: Six times (Three wins)
Beefy: Three times (Zero wins)


I have more data stored, and I'll get more if I can be bothered.
What other stats do you think would be interesting?