Series U 225-248. Indexes of Quantity and Unit Value of Exports and Imports, by Economic Class:
1879 to 1970-Con.

Series U 225-248. Indexes of Quantity and Unit Value of Exports and Imports, by Economic Class:
1879 to 1970-Con.

Series U 249-263. Value of Exports and Imports, by Broad End-Use Class: 1923 to 1970
[In millions of dollars]

Series U 264-273. Value of Merchandise Exports and Imports, by Groups of Customs Districts: 1860 to 1970

[In millions of dollars. Exports include reexports; general imports through 1933; thereafter, imports for consumption. For years ending June 30, 1860-1915; thereafter, calendar

years]

Series U 264-273. Value of Merchandise Exports and Imports, by Groups of Customs Districts: 1860 to 1970-Con.