In 2012, LEGO released 2 SpongeBob SquarePants sets, all of these sets have been retired. For that year, the total price of all retail sets cost $75, today those sets are valued around $537, a growth of 616%.
Most valuable 2012 SpongeBob SquarePants set
3818 Bikini Bottom Undersea Party $333.77
Highest growth 2012 SpongeBob SquarePants set
3817 The Flying Dutchman +713.65%
2 sets

3817 The Flying Dutchman

Theme SpongeBob SquarePants
Year 2012
Pieces / Minifigs 241 / 3
Availability Retired
3817 LEGO SpongeBob SquarePants The Flying Dutchman
Retail $24.99
Value $203.33
Growth  +713.6%
Annual growth 11.0%

3818 Bikini Bottom Undersea Party

Theme SpongeBob SquarePants
Year 2012
Pieces / Minifigs 471 / 4
Availability Retired
3818 LEGO SpongeBob SquarePants Bikini Bottom Undersea Party
Retail $49.99
Value $333.77
Growth  +567.7%
Annual growth 10.1%