Straight from the lend lease records.
http://lend-lease.airforce.ru/english/docu...ments/index.htm
Submachinegun, Cal. .45, (All Types)
British Empire 651,086
Soviet Union 137,729
French Forces 20,856
China 63,851
Brazil 1,401
Other Latin American Rep.s 871
Canada 1,321
Netherlands 3,680
Case, 5 pocket, 20 rounds, magazine
Soviet Union 249,755 (that is a lot of pouches!)
Canada 60
Netherlands 895
Case, Web, f/30rd magazine w/strap
French Forces 1,563
China 115,546
Canada 60
Case, 50 rds./magazine SMG w/strap
Netherlands 775