For 1867-1933, The Series Is General Imports; For 1934-1941, It Is Imports For Consumption. (For 1933, Series Are Identical.) Figure For June, 1868 Was Computed From Successive Cumulative Totals Instead Of Unrevised Monthly Figure. It Now Agrees With The Annual Total. Figure For December, 1873 Was Computed From Successive Cumulative Totals - To Agree With Annual Total. By An Act Of October, 1890, A Recipiccal Duty Of Three Cents Per Lb. To Go Into Effect On And After January 1, 1892. Free And Dutiable Combined. The First 3 Days Of October, 1913 Are Included With The Figures For September, 1913. The September, 1919 Figure Was Computed From Successive Cumulative Totals To Agree With The Latest Revised Annual Total. The September, 1922 Figure For September 1-21 And The October, 1922 Figure For September 22-October 31 Is Divided Because Of A New Tariff Law Effective September 22, 1922. For January, 1934, Data Are "Imports For Consumption" And No Longer "General Imports". However, For 1933, For Coffee, General Imports Are Identical With "For Consumption". Source: Monthly Summary Of Foreign Commerce. Periodical Called Summary Statement Of Imports And Exports, To December, 1894; Finance, Commerce And Navigation, To December, 1895. Monthly Summary Of Finance And Commerce To June, 1898; Monthly Summary Of Commerce And Finance To June, 1914; Monthly Summary Of Foreign Commerce From July, 1914 On.
This NBER data series m07038 appears on the NBER website in Chapter 7 at http://www.nber.org/databases/macrohistory/contents/chapter07.html.
NBER Indicator: m07038
Release: NBER Macrohistory Database
National Bureau of Economic Research, Coffee Imports for United States [M07038USM149NNBR], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/M07038USM149NNBR, February 7, 2016.