In 2015, LEGO released 3 Juniors Girl sets, all of these sets have been retired. For that year, the total price of all retail sets cost $60, today those sets are valued around $92, a growth of 53%.
Most valuable 2015 LEGO Juniors Girl set
10686 Family House $43.98
Highest growth 2015 Juniors Girl set
10684 Supermarket Suitcase +75.74%
3 sets

10677 Beach Trip

Theme / Subtheme Juniors / Girl
Year 2015
Pieces / Minifigs 74 / 1
Availability Retired
10677 LEGO Juniors Girl Beach Trip
Retail $9.99
Value $12.59
Growth  +26.0%
Annual growth 1.7%

10684 Supermarket Suitcase

Theme / Subtheme Juniors / Girl
Year 2015
Pieces / Minifigs 134 / 2
Availability Retired
10684 LEGO Juniors Girl Supermarket Suitcase
Retail $19.99
Value $35.13
Growth  +75.7%
Annual growth 4.4%

10686 Family House

Theme / Subtheme Juniors / Girl
Year 2015
Pieces / Minifigs 226 / 3
Availability Retired
10686 LEGO Juniors Girl Family House
Retail $29.99
Value $43.98
Growth  +46.6%
Annual growth 3.1%