sentences:  The 13 state facilities provide round-the-clock care for more than 4,500 Texans with mild, moderate, severe or profound developmental delays and people with developmental delays who are also medically fragile or who have behavioral issues.The average age of residents is 46, and 72 percent of residents have profound or severe developmental delays (i.e., IQ is below 40).On May 20, 2009, the state reached an agreement with the U.S. Department of Justice on a comprehensive action plan to improve care and coordination of services for persons who reside at state supported living centers.