DALLAS, Oct 25: The US outbreak of West Nile virus has killed 219 people this year, after another 36 deaths from the mosquito-borne disease were reported last week, government figures showed yesterday. In what is the second-worst year on record for the disease, the total number of cases of West Nile virus across the United States grew to 4,725, with 194 new cases reported, according to the Centers for Disease Control and Prevention. (agencies)