Usage guidelines Google is proud to partner with libraries to digitize public domain materials and make them widely accessible. Publications cited as sources usually contain additional statistical detail and more comprehensive discussions of definitions and concepts than can be presented here. Public domain books belong to the public and we are merely their custodians. The cooperation of the many contribators to this volume is gratefully acknowledged. 985-990) and the source note below each table credit the various government and private agencies which have collaborated in furnishing information for the Statistical Abstract. Bureau of the Census, Statistical Abstract of the United States: 1968. Data not available in publications issued by the contributing agency but obtained from the agency's unpublished tabulations and records are identified in the source notes as "unpublished data." More information on the sub- jects covered in tables so noted may generally be obtained from the contributing agency.
Includes 53 maps, explanatory and definitive text, source notes, and appendixes on area and population of urban places, county governments, cities without weather stations, special censuses, and sources of population esti- mates. CONTENTS [Numbers following subjects are page numbers] Fig, /. POPULATION Fig, II-III, Projeetions; Metropolilan areas Population and area 5 Components of change 6 Center of population 10 Projections 7 Outlying areas 11 State distribution 12 Urban, rural, metropolitan 16 Page Zll Sex, race, age - Nativity and parentage Marital status Mobility and migration Households and families Institutions and associations. Nontnobile persons or nommomers includes all persons living in the same house in the United States at the beginning and end of the period.
Items included based largely on results of 1062 census of governments, 1963 censuses of business, manu- factures, and mineral industries, and 1964 census of agri- culture, as well as data from the 1960 censuses of population and hoiising. In many tables, details will not add to the totals shown because of rounding. Aeeording to their new location, they may be "same county movers'' or "different coanty movers, or migrants." Migrants in turn are classified according to whether they moved within the same State or into a different State.
A secondary individual is a person in a household or group quarters such as a guest, lodger, or resident employee (excluding inmates of institutions) who is not related to the head or to any other person in the household or group quarters. — Tabular headnotes provide cross-references, where applicable, to Hi Mtarieal Statistics of the United States^ Colonial Times to 1967.
A primary individual is a household head living alone or with persons all of whom are unrelated to him.
Nevertheless, this work is expensive, so in order to keep providing tliis resource, we liave taken steps to prevent abuse by commercial parties, including placing technical restrictions on automated querying. Goldfield, Ass Utant Director for Staiit i i c a l Information ACKNOWLEDGMENTS Hiis edition of the Statistical Abstract was pr^ared under the sapenrision of William Lemer* Aaaistant C3iief, Statistical Information Division. Teir, Chief, Statistical Abstract Brancli« was responsible for compilation, assisted by Juanita A. In a few instances, contributors have requested that their data be designated as subject to copyright restrictions. Except as otherwise indicated, figures are for the United States as presently consti- tuted.