I am about to make an offer on a 2012 StarCraft Sport 172 OB with a Yamaha 115 ob. The MSRP is/was $22,000. I have seen it on sale brand new in 2012 for $18999. I can get a 2014 same model boat with a 90hp Yamaha for $15800. What do you think a fair offer would be for the 2012?