You may have my copy of 5 for just the shipping charges. I'd guess that it wouldn't exceed $5. You can either send the $5 or put some sweet swag in the next cache you hit.
My schedule is screwy right now but if you get back to me via PM with your mailing address I'll get it in the mail ASAP.
Oh, it's the DVD version which gives you maps of the entire USA on one disc.