Per 2011 census, India has about 330 million houses and 247 million households. The household size in India has dropped in recent years, with 2011 census reporting 50 Percent of households have 4 or less members. The average per 2011 census was 4.8 members per household, and included surviving grandparents.These households produced a GDP of about $1.7 Trillion. The household consumption patterns per 2011 census approximately 67 Percent of households use firewood, crop residue or cow dung cakes for cooking purposes; 53 Percent do not have sanitation or drainage facilities on premises; 83 Percent have water supply within their premises or 100 metres from their house in urban areas and 500 metres from the house in rural areas; 67 Percent of the households have access to electricity; 63 Percent of households have landline or mobile telephone connection; 43 Percent have a television; 26 Percent have either a two wheel motorcycle or four wheel car vehicle. Compared to 2001, these income and consumption trends represent moderate to significant improvements.One report in 2010 claimed that the number of high income households has crossed lower income households.