It's no surprise. Most of the matches have been held in India since it's an Indian Premeire League.
Mumbai Indians have been winning most of the tosses in the IPL
Chris Gayle (aka The Universe Boss) holds the most number of Orange Caps
Dwayne Bravo holds the most number of Purple Caps
Shane Watson holds the most number of Man of the Series
Most matched were played in Season 6
Season 6 recorded the most runs