Electric Water Heater Market (By Product: Instant, Storage; By Capacity: <30 Liters, 30-100 Liters, 100-250 Liters, 250-400 Liters, >400 Liters; By Application: Residential, Commercial [College/University, Offices, Government/Military, Others]) - Global Industry Analysis, Market Size, Opportunities and Forecast, 2020 - 2027