"The totals shown for 1953 and 1952 include employees separately reported at central administrative offices and auxiliary establishments. "The totals shown for 1947 represent employment data only at operating manufacturing establishments.

Table 4.--GENERAL STATISTICS FOR THE UNITED STATES FOR GEOGRAPHIC (DOLLAR FIGURES AND MAN-HOURS ARE IN THOUSANDS. "All industries, total" are shown for the Division, and for the States. Major industry groups or (b) the standard error of the estimate for "All employees, number" or "Value added by manufacture" exceeds 30 percent for a division or (with general magnitude as the standard errors shown for employment and value added for 1952 and value added for 1953: Division and State totals On the basis of later information, 1952 estimates for a few industry groups have been revised and, therefore, differ from previously published

DIVISIONS AND STATES, BY MAJOR INDUSTRY GROUPS: 1953, 1952, AND 1947

within these geographic classifications are not published if: (a) survey estimates are inconsistent with other Census series and related data; few exceptions) 15 percent for a State. Standard errors of the other general statistics estimates for an industry are usually of the same include the estimate for all component industry groups, regardless of whether or not separate data are shown for the individual industry groups. data. Unpublished estimates, including those which can be derived by subtraction, are generally unreliable.)