Source: National Bureau of Economic Research  

Release: NBER Macrohistory Database  

Units:  Thousands of Metric Tons, Not Seasonally Adjusted

Frequency:  Monthly

Computed By NBER From Cumulative Monthly Review Figures, I.E. The Figures As Published In Any Issue For The Previous Year For Comparative But Containing Revisions If Necessary. Original Figures In Units Of Dappelzentner (100 Kg) Here Converted To Metric Tons (1000 Kg). Beginning 1894, Bullion Is Excluded, But Note That For 1891-1893, Its Weight Is Negligible In The Previous Totals. New Tariff Law Went Into Effect In March, 1906. From December, 1934 The Figures Are Unrevised. Source: Monatliche Nachweise Uber Den Auswartigen Handel Statistisches Amt. The Source For 1919 Is Volkswirtschafliche Chronik, 1924, P.53.

This NBER data series m07030 appears on the NBER website in Chapter 7 at http://www.nber.org/databases/macrohistory/contents/chapter07.html.

NBER Indicator: m07030