What would the value of a skateboard signed by Tony Hawk and others from boom boom huckjam '05 be worth now ?

I recently had a skateboard signed by Tony Hawk,Andy Macdonald, Bucky Lasek, Bob Burnquist, Sergie Ventura,Lincoln Ueda,Mat Hoffman, Kevin Robinson, Dennis McCoy, Jamie Bestwick ,John Parker,Brian Deegan, Ronnie Faisst, Dustin Miller and Drake McElroy, who were the cast of Boom Boom Huckjam of '05, stolen. I need a apprasal so i can be rembersed. It was also signed by the DJ of the show whos name i do not remember. Any help is appreciated and thanks