Source: National Bureau of Economic Research  

Release: NBER Macrohistory Database  

Units:  Thousands of Barrels, Not Seasonally Adjusted

Frequency:  Monthly

Series Has Been Subdivided Into Two Variables: (1) V851 -- Original Data, 1917-1950; (2) V852 -- Original Data, 1951-1963. The Bureau Of Mines Is The Official Source For These Data. Figures Through 1958 Are For The U.S., Excluding Alaska, Hawaii, And Puerto Rico. Alaska And Hawaii Were Included Beginning January 1959. The Data Cover Only Asphalt Made From Petroleum, Domestic And Imported. Monthly Data For Years Through 1950 Were Reported In Thousands Of Short Tons; Beginning In 1951, Data Were Reported In Thousands Of Barrels. The Earlier Annual Figures Have Been Converted To Barrels On The Basis Of 5.5 Barrels To A Short Ton. Seasonal Adjustment Is By NBER (Lipsey And Preston, Pp. 289). Source: 1917-1930: "Petroleum Refinery Statistics", U.S. Bureau Of Mines, Bulletins 280, 289, 297, 318, 339, 367. 1931-1940: "Minerals Year Book", U.S. Bureau Of Mines, 1931-1940. 1941-1962:"Survey Of Current Business", Biennial Supplements, 1947-1963. 1963: "Survey Of Current Business", Monthly Issues, February 1964 To February 1965 (See Lipsey And Preston, Pp. 288-89).

This NBER data series m02130a appears on the NBER website in Chapter 2 at http://www.nber.org/databases/macrohistory/contents/chapter02.html.

NBER Indicator: m02130a