Which product shows the highestincrease in shipmean?
manufacturer's value of shipments
of selected types of mining eqipment in the industry
amout in millions
amount in millions
of increase or decrease
type of machinery
potable crushing, pulverizing, and
screening machinery
63.7
85.1
+25
160.3
132.1
-18
stationary crushing, pulverizing, and
screening machinery
381.8
underground mining machinery
318.8
-17
mineral-processing equipment
90.2
86.6
-4
portable drilling rigs
295.3
252.8
mine conveyors, hoists, and locomotives
56.6
82.8
+46​