Ham- not many people check in "Collectables > Science Fiction > Star Wars > Other Star Wars" for vintage, as there is a vintage section - that would explain the prices.
You can always find decent deals in the collectables section
I had the choice as a child (I think it was in 1987 or 1988 :? ) between AT-ST Walker, TIE
Interceptor and Slave 1. I chose the Interceptor, we had no more money
Now after more than 20 years I've got it