In 2015, LEGO released 4 Classic Creative Building sets, all of these sets have been retired. For that year, the total price of all retail sets cost $82, today those sets are valued around $116, a growth of 42%.
Most valuable 2015 LEGO Classic Creative Building set
10695 Creative Building Box $39.78
Most owned 2015 Classic Creative Building set
10692 Creative Bricks
4 sets

10692 Creative Bricks

Theme / Subtheme Classic / Creative Building
Year 2015
Pieces 221
Availability Retired
10692 LEGO Creative Bricks
Retail $16.99
Value $25.00
Growth  +47.1%
Annual growth 7.6%

10693 Creative Supplement

Theme / Subtheme Classic / Creative Building
Year 2015
Pieces 303
Availability Retired
10693 LEGO Creative Supplement
Retail $19.99
Value $25.47
Growth  +27.4%
Annual growth 3.2%

10694 Creative Supplement Bright

Theme / Subtheme Classic / Creative Building
Year 2015
Pieces 303
Availability Retired
10694 LEGO Creative Supplement Bright
Retail $19.99
Value $25.90
Growth  +29.6%
Annual growth 3.0%

10695 Creative Building Box

Theme / Subtheme Classic / Creative Building
Year 2015
Pieces 580
Availability Retired
10695 LEGO Creative Building Box
Retail $24.99
Value $39.78
Growth  +59.2%
Annual growth 6.3%