Global Excavators Market Assessment, By Type [Crawler Excavators, Wheeled Excavators, Dragline Excavators, Suction Excavators, Skid Steer Excavators, Others], By Engine Capacity [Up to 250 hp, Between 250 hp and 500 hp, Above 500 hp], By End-user Industry [Construction, Mining, Agriculture, Forestry, Others], By Power Source [ICE, Hybrid, Electric], By Region, Opportunities and Forecast, 2017-2031F