Figured I'd post this her as well.
Putting together a list of C3 exclusives and wanted to know how many of each item were made, here's what I have so far from rarest on down:
250 C3 micro machine titanium gold X-wing ("Indianapolis 2005 on side)
300 C3 Star Wars Hard Rock cafe pin
500 C3 Yoda plush (SWstore)
500 PSWCS/OSWCC/MetroDC club 3 piece patch set (actually less than 500 complete sets based on the fact you had to get each piece individually)
1000 C3 Yoda animation cel/key
1000 ea. (3 avail) vivid vision 3-D lenticular posters
1980 C3 code 3 ESB Darth Vader sculpted poster
2500 C3 GG Sandtrooper mini-bust
3000 C3 MR Obi-Wan mini-saber
? C3 Darth Vader talking figure
? D.C. Metro club POTF style patch
? store mdse. shirts, etc.
? C3 collectors panel 21 card set (had to get a card at each panel, some were given out at the end of the day)
? C3 topper set with case and DV topper