I also can't believe the 15 didn't sell much better. I think it is mostly because it was caught in the shadow of the new X2 when it was released in '06, and stayed in it throughout it's life.
40th Anniversaary X14
'97 Prostar 190 - LT-1 (For Sale)
Prior boats - 2009 X14, 2008 X14, 2005 197, 1988 Tristar 190, 1989 Prostar.