The percent of residential properties that were eligible for and received weatherization assistance such as air sealing or furnace replacements. The Weatherization Assistance Program helps eligible low-income households lower their energy costs by increasing the energy efficiency of their homes, while ensuring their health and safety. Source: Maryland Department of Housing and Community DevelopmentYears Available: 2010, 2011, 2012, 2013, 2014, 2015, 2016