“The United States will need more than 3 million seniors housing units by 2040—about 2 million of which still need to be constructed, according to a recent brief from the American Seniors Housing Association (ASHA).” http://seniorhousingnews.com/2016/06/09/1-8-million-seniors-housing-units-needed-2040/?_hsenc=p2ANqtz-8qLl7v9WsGmGooe9_4GmR911o9rE2u5zK946zYdssHvsCLg-xP_ZcVAaU1Ne7-TWfYWw9v3BlfOhGpdSPuvjEzqRYifw&_hsmi=30462205