The U.S. National Highway Traffic Safety Administration has released a research summary that discusses the number of lives saved in passenger cars from the use of electronic stability control. In 2011, electronic stability control (ESC) saved an estimated 634 lives among passenger car (PC) occupants, and 411 lives among light truck and van (LTV) occupants, for a total of 1,045 lives saved among passenger vehicle (PV) occupants. This estimate of lives saved is a substantial increase over the estimated 876 lives saved in 2010 and the estimated 705 lives saved in 2009.