How much money could I get from Gamestop?

If I turn in a Wii console with two remotes and one nunchuku, Tony Hawk Ride (with board), Madden 10, Super Mario Bros, Rapala tournament fishing,Boogie, Rock band two and three (with two guitars, two microphones, and drums), Blazing Angels, New Blood, Wii fit and Wii fit plus (with board), guitar hero three (with guitar), American Idol, SSX Blur, Monster 4X4 World Circuit, Tiger Woods PGA Tour 09, and COD Black ops (with clic controller). I know its a lot but any estimates would help! thanks!! (17 games total)