Yeah you don't see many of the yellow ones around. It would be interesting if we could find out exactly how many of them were built and sold in 2006 with certain options on them to find out what number (those of us with the yellow ones) we own.
My dad did the same thing with his R/T dakota I might have to find out how he went about doing it to see.

 

check lynch hummer's website, i know they have charts like that for the h1