Since the program's beginning a total of 10,910 individuals have received 124,351 furloughs. The 652 escapes reflect an overall success rate of 99.5 percent of all furloughs and an escape rate of 0.5 percent. The escape rate in 1988 was 0.1 percent. During 1988, 61 percent of all furloughs were from pre-release facilities, 19 percent were from mixed minimum security and pre-release facilities, 13 percent were from minimum security facilities, and 7 percent were from maximum security or medium security facilities. Ninety percent of the furloughs were unescorted, and the median number of hours of leave was 19. Tables.