In 2007, LEGO released 2 Factory sets across 2 subthemes, all of these sets have been retired. Subthemes for that year included Modular Buildings and Trains. For that year, the total price of all retail sets cost $190, today those sets are valued around $4,064, a growth of 2039%.
Most valuable 2007 LEGO Factory set
10190 Market Street $3,582.57
2 sets

10183 Hobby Trains

Theme / Subtheme Factory / Trains
Year 2007
Pieces 1,080
Availability Retired
10183 LEGO Factory Hobby Trains
Retail $99.99
Value $481.41
Growth  +381.5%
Annual growth 8.9%

10190 Market Street

Theme / Subtheme Factory / Modular Buildings
Year 2007
Pieces / Minifigs 1,248 / 3
Availability Retired
10190 LEGO Factory Market Street
Retail $89.99
Value $3,582.57
Growth  +3881.1%
Annual growth 11.3%