Mastercraft, Form 10-K (Annual Filing), Filed 9/18/2015, Page 44, Unit Volume
FY 2012 - 1720
FY 2013 - 1949
FY 2014 - 2135
FY 2015 - 2547
Click here for full 10-K filing
Can look at other investor relations items through the Mastercraft website. Same with Malibu, just did Mastercraft for ya. The others aren't public so I doubt you'll find any internal numbers.