In 2006, LEGO released 2 Star Wars Ultimate Collector Series sets, all of these sets have been retired. For that year, the total price of all retail sets cost $180, today those sets are valued around $1,942, a growth of 979%.
Most valuable 2006 LEGO Star Wars Ultimate Collector Series set
10175 Vader's TIE Advanced $1,292.22
Most owned 2006 Star Wars Ultimate Collector Series set
10174 Imperial AT-ST
2 sets

10174 Imperial AT-ST

Theme / Subtheme Star Wars / Ultimate Collector Series
Year 2006
Pieces 1,068
Availability Retired
10174 LEGO Star Wars Imperial AT-ST
Retail $79.99
Value $650.24
Growth  +712.9%
Annual growth 8.1%

10175 Vader's TIE Advanced

Theme / Subtheme Star Wars / Ultimate Collector Series
Year 2006
Pieces 1,212
Availability Retired
10175 LEGO Star Wars Vader's TIE Advanced
Retail $99.99
Value $1,292.22
Growth  +1192.3%
Annual growth 10.4%