Sierra Leone: Quota (In Thousands of SDRs) Effective Date Quota September 10, 1962 11,250 March 25, 1966 15,000 December 04, 1970 25,000 May 19, 1978 31,000 December 29, 1980 46,500 December 30, 1983 57,900 March 28, 1994 77,200 February 19, 1999 103,700 February 26, 2016 207,400