In 2017, LEGO released 3 Duplo Cars 3 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 $245, a growth of 172%.
Most valuable 2017 LEGO Duplo Cars 3 set
10846 Flo's Café $133.24
Largest 2017 LEGO Duplo Cars 3 set
10857 Piston Cup Race 31 pieces
3 sets

10846 Flo's Café

Theme / Subtheme Duplo / Cars 3
Year 2017
Pieces / Duplo figures 28 / 3
Availability Retired
10846 LEGO Duplo Cars 3 Flo's Café
Retail $39.99
Value $133.24
Growth  +233.2%
Annual growth 10.9%

10856 Mater's Shed

Theme / Subtheme Duplo / Cars 3
Year 2017
Pieces / Duplo figures 23 / 1
Availability Retired
10856 LEGO Duplo Cars 3 Mater's Shed
Retail $19.99
Value $55.96
Growth  +179.9%
Annual growth 11.6%

10857 Piston Cup Race

Theme / Subtheme Duplo / Cars 3
Year 2017
Pieces / Duplo figures 31 / 3
Availability Retired
10857 LEGO Duplo Cars 3 Piston Cup Race
Retail $29.99
Value $55.82
Growth  +86.1%
Annual growth 9.0%