Source: National Bureau of Economic Research  

Release: NBER Macrohistory Database  

Units:  Thousands of Gross Tons, Not Seasonally Adjusted

Frequency:  Quarterly, End of Quarter

Only Merchant Vessels Of 100 Gross Tons And Over Are Included In This Series. Annual Figures Are Means Of Quarterly Values. Seasonally Adjusted Data Not Used; Series Shows No Seasonal Variation. 1914-18 Data Missing Due To World War I. Data For The Following Quarters Are Incomplete: Iv, 1890; I, Ii, 1891; I-Iv, 1893; I, 1894. Gross Tonnage Represents, In Units Of 100 Cubic Feet, The Entire Capacity Of The Vessel, Including Crew And Engine Space. Source: F. W. Dodge Corp., Lloyd'S Register Shipbuilding Returns And Letter From London Office Of Lloyd'S Register Of Shipping

This NBER data series q02101 appears on the NBER website in Chapter 2 at http://www.nber.org/databases/macrohistory/contents/chapter02.html.

NBER Indicator: q02101