after gen. pinochet lost the election in the 1988 plebiscite, the rettig commission, a multi-partisan truth commission, in 1991 reported the location of torture and detention centers, among others, colonia dignidad, the tall ship "esmeralda" and víctor jara stadium. later, in november 2004, the valech report confirmed the number as less than 3,000 killed, and reduced the number of cases of forced disappearance; but some 28,000 people were arrested, imprisoned, and tortured.