For years, consumers have been promised that their homes will be connected and smart, integrating the latest technology to optimize and control lighting, heating, energy consumption, electronic devices, and security features.
However, the future has come a little slower than expected. By the end of 2017, it’s estimated that only 16.3% of Americans will live in a smart home, though this percentage will increase to 35.6% by 2021
Source: http://www.visualcapitalist.com/future-homes-smart-homes-autonomous/