HC Deb 10 March 1983 vol 38 c491W
Mr. Arnold

asked the Chancellor of the Exchequer what is the present composition of a special drawing right.

Mr. Bruce-Gardyne

The SDR is valued in terms of the currencies of the United States, United Kingdom, France, Germany and Japan. The percentage weights are 42 for the United States dollar, 19 for the deutschmark and 13 each for the Japanese yen, French franc and pound sterling.