Global Distribution Transformers Market Assessment, By Phase Type [Single Phase, Three Phase], By Insulation Type [Dry-Type Transformers, Liquid-Filled Transformers], By Mounting [Pole-Mounted Transformers, Pad-Mounted Transformers, Underground Vault Transformers], By Capacity [Small, Medium, Large], By Application [Residential, Commercial, Industrial, Utility] By Region, Opportunities and Forecast, 2018-2032F