According to a list I received from one of our resident experts recently here are the numbers:

Metallica $5 both chips 3000 each
Metallica $25 - 1500
Metallica $100 - 750
Metallica $500 - 1000
Halloween 2005 - 4000
Def Leppard 2005 - 3500
Christmas 2005 - 3500

Hope this helps.

Wayne