In 2018, LEGO released 6 City Traffic 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 $168, a growth of 87%.
Most valuable 2018 LEGO City Traffic set
60182 Pickup & Caravan $70.72
Theme / Subtheme City / Traffic
Year 2018
Pieces / Minifigs 40 / 1
Availability Retired
30358 LEGO City Dragster
promotional
Value $3.75
Annual growth 5.2%
Theme / Subtheme City / Traffic
Year 2018
Pieces 79
Availability Retired
40303 LEGO City Vehicle Set
promotional
Value $5.25
Annual growth 16.0%
Theme / Subtheme City / Traffic
Year 2018
Pieces / Minifigs 78 / 1
Availability Retired
60178 LEGO City Speed Record Car
Retail $9.99
Value $13.51
Growth  +35.2%
Annual growth 5.4%
Theme / Subtheme City / Traffic
Year 2018
Pieces / Minifigs 192 / 1
Availability Retired
60180 LEGO City Monster Truck
Retail $19.99
Value $23.98
Growth  +20.0%
Annual growth 4.0%
Theme / Subtheme City / Traffic
Year 2018
Pieces / Minifigs 344 / 3
Availability Retired
60182 LEGO City Pickup & Caravan
Retail $29.99
Value $70.72
Growth  +135.8%
Annual growth 13.2%
Theme / Subtheme City / Traffic
Year 2018
Pieces / Minifigs 310 / 2
Availability Retired
60183 LEGO City Heavy Cargo Transport
Retail $29.99
Value $51.14
Growth  +70.5%
Annual growth 8.8%