In 2014, LEGO released 2 Friends Farm sets, all of these sets have been retired. For that year, the total price of all retail sets cost $90, today those sets are valued around $148, a growth of 65%.
Most valuable 2014 LEGO Friends Farm set
41039 Sunshine Ranch $120.94
Most owned 2014 Friends Farm set
41026 Sunshine Harvest
2 sets

41026 Sunshine Harvest

Theme / Subtheme Friends / Farm
Year 2014
Pieces / Mini-doll figures 233 / 1
Availability Retired
41026 LEGO Friends Sunshine Harvest
Retail $19.99
Value $27.28
Growth  +36.5%
Annual growth 3.3%

41039 Sunshine Ranch

Theme / Subtheme Friends / Farm
Year 2014
Pieces / Mini-doll figures 721 / 2
Availability Retired
41039 LEGO Friends Sunshine Ranch
Retail $69.99
Value $120.94
Growth  +72.8%
Annual growth 3.5%