In 2015, LEGO released 4 Dimensions Level Pack sets, all of these sets have been retired. For that year, the total price of all retail sets cost $120, today those sets are valued around $202, a growth of 68%.
Most valuable 2015 LEGO Dimensions Level Pack set
71204 Doctor Who Level Pack $77.25
Largest 2015 LEGO Dimensions Level Pack set
71202 The Simpsons Level Pack 98 pieces
Most owned 2015 Dimensions Level Pack set
71201 Back To The Future Level Pack
4 sets

71201 Back To The Future Level Pack

Theme / Subtheme Dimensions / Level Pack
Year 2015
Pieces / Minifigs 94 / 1
Availability Retired
71201 LEGO Dimensions Back To The Future Level Pack
Retail $29.99
Value $49.13
Growth  +63.8%
Annual growth 4.0%

71202 The Simpsons Level Pack

Theme / Subtheme Dimensions / Level Pack
Year 2015
Pieces / Minifigs 98 / 1
Availability Retired
71202 LEGO Dimensions The Simpsons Level Pack
Retail $29.99
Value $25.00

71203 Portal 2 Level Pack

Theme / Subtheme Dimensions / Level Pack
Year 2015
Pieces / Minifigs 85 / 1
Availability Retired
71203 LEGO Dimensions Portal 2 Level Pack
Retail $29.99
Value $50.44
Growth  +68.2%
Annual growth 7.4%

71204 Doctor Who Level Pack

Theme / Subtheme Dimensions / Level Pack
Year 2015
Pieces / Minifigs 83 / 1
Availability Retired
71204 LEGO Dimensions Doctor Who Level Pack
Retail $29.99
Value $77.25
Growth  +157.6%
Annual growth 10.6%