The Federal Bureau of Narcotics's 1960 annual report estimated that from 2,600 to 5,000 pounds (1,200 to 2,300 kg) of heroin were coming into the United States annually from France.
In 1960, the Federal Bureau of Narcotics's annual report suggested that heroin was being imported into the United States from France at a rate of between 2,600 and 5,000 pounds (1,200 to 2,300 kg) annually.