In 2012, LEGO released 7 City Mining sets, all of these sets have been retired. For that year, the total price of all retail sets cost $214, today those sets are valued around $450, a growth of 110%.
Most valuable 2012 LEGO City Mining set
4204 The Mine $174.72
Highest growth 2012 City Mining set
4201 Loader and Tipper +192.00%
7 sets

4200 Mining 4x4

Theme / Subtheme City / Mining
Year 2012
Pieces / Minifigs 102 / 1
Availability Retired
4200 LEGO City Mining 4x4
Retail $11.99
Value $29.89
Growth  +149.3%
Annual growth 5.8%

4201 Loader and Tipper

Theme / Subtheme City / Mining
Year 2012
Pieces / Minifigs 139 / 2
Availability Retired
4201 LEGO City Mining Loader and Tipper
Retail $17.99
Value $52.53
Growth  +192.0%
Annual growth 4.5%

4202 Mining Truck

Theme / Subtheme City / Mining
Year 2012
Pieces / Minifigs 269 / 1
Availability Retired
4202 LEGO City Mining Truck
Retail $34.99
Value $78.50
Growth  +124.3%
Annual growth 6.5%

4203 Excavator Transporter

Theme / Subtheme City / Mining
Year 2012
Pieces / Minifigs 305 / 2
Availability Retired
4203 LEGO City Mining Excavator Transporter
Retail $39.99
Value $99.77
Growth  +149.5%
Annual growth 5.9%

4204 The Mine

Theme / Subtheme City / Mining
Year 2012
Pieces / Minifigs 748 / 4
Availability Retired
4204 LEGO City Mining The Mine
Retail $99.99
Value $174.72
Growth  +74.7%
Annual growth 3.2%

30151 Mining Dozer

Theme / Subtheme City / Mining
Year 2012
Pieces / Minifigs 32 / 1
Availability Retired
30151 LEGO City Mining Dozer
Retail $3.99
Value $7.59
Growth  +90.2%
Annual growth 3.7%

30152 Mining Quad

Theme / Subtheme City / Mining
Year 2012
Pieces / Minifigs 40 / 1
Availability Retired
30152 LEGO City Mining Quad
Retail $4.99
Value $7.12
Growth  +42.7%
Annual growth 2.3%