Index of Industrial Activity for United States (M1202AUSM510NNBR)
1961-12: 100.7 Percent Of Norm
Monthly, Not Seasonally Adjusted, Updated: 2012-08-17 3:31 PM CDT
|Source:|| National Bureau of Economic Research
|Release:||NBER Macrohistory Database|
Source: Rorty, Harvard Business Review, January, 1923, P. 159, For 1877-1898; For 1899 And Following Years, See "Industrial Activity As Related To Long Term Growth Percentage Deviations, " American Telephone And Telegraph Company.