What 10-year-old Car Has Depreciated the Least?

Not including the Enzo or Carrera GT and other exotics. Post original MSRP and link to car for sale.

C5 Z06 was $52k new - retaining >50% of new 10 year later is not too shabby...

Let's keep it to 2004 model year cars only.

Inspired by Jagvar's Maybach post.

Also, old, but good article from C&D: