WASHINGTON, D.C. – The National Human Trafficking Resource Center (NHTRC) hotline received reports of 9,298 unique cases of human trafficking across the United States in its first five years of operation, Polaris Project announced in a new report today. The report, Human Trafficking Trends in the United States, includes one of the most extensive sources of human trafficking data in the country. From December 7, 2007 to December 31, 2012, cases of human trafficking were reported in all 50 states and D.C.