No. 16. MOBILITY OF THE RESIDENT POPULATION BY STATE: 1980
(As of April 1. Based on a sample; see Appendix Ill. For composition of regions, see fig. 1, inside front cover)

22.7
17.9
23.4
23.5
22.3
22.8
23.7
25.9
27.2
27.1
25.3
22.5
25.6
24.8
24.3
24.9
26.2
25.1
24.5
24.7
23.6
22.7
23.2
27.1
27.8
27.4
29.4
27.7
26.6
30.2
27.6
25.2

11.0 12.4

8.4 13.7 11.0 21.1 15.0 20.0 28.3 20.6 17.4 23.9 16.0 31.5 10.7 16.2 16.9

8.5 29.1 16.9

X Not applicable. Includes persons residing abroad in 1975.
Source: U.S. Bureau of the Census, 1980 Census of Population, Supplementary Report, PC80-S1-9.

No. 17. MOBILITY STATUS OF THE POPULATION, BY SELECTED CHARACTERISTICS: 1981-1982

(For persons 1 year old and over. Based on Current Population Survey; see source for sampling variability. Includes members of

the Armed Forces living off post or with their families on post, but excludes all other members of the Armed Forces. See also text, p. 4. Refers to 243 standard metropolitan statistical areas (SMSA's) as defined in 1970 census publications, see Appendix II. For composition of regions, see fig. 1, inside front cover)

13,553 53,563 21,078 20,192 18,511 27,400 44,191 25,231 48,318 57,202 74,897 43,302

Source: U.S. Bureau of the Census, Current Population Reports, series P-20, No. 384.

Metropolitan and Nonmetropolitan Area Population

17

No. 18. Metropolitan And Nonmetropolitan Area Population: 1940 To 1983

[Metropolitan area definition as of year shown, except as noted. See headnote, table 19]

No. 19. Number And Population Of Metropolitan Areas, By Population Size-class:

1970 TO 1983

[As of April 1; •acept 1983 as of July 1. Data exclude Puerto Rico. For definitions, see Appendix II. See also Historical Statistics. Colonial Times to 1970. series A 264-275]

1 SCSA-standard consolidated statistical area. SMSA-standard metropolitan statistical area. Areas are as defined by U.S. Office of Management and Budget June 30, 1981. ■ CMSA-consolidated metropolitan statistical area. MSA-metropolitan statistical area. PMSA-primary metropolitan statistical area. Areas are as defined by U.S. Office of Management and Budget, June 30, 1984.

NO. 20. POPULATION BY Metropolitan-nonmetropolitan RESIDENCE, 1970 AND 1980, AND BY

Race And Spanish Origin, 1980

(A* of Apr*. Covers MSA's (metropolitan statistical areas) as defined by U.S. Office of Management and Budget. June 30, 1984. See also Historical Statistics, Colonial Times to 1970. series A 276-287]

1 Includes revisions made since publication of 1970 census reports. * Persons of Spanish origin may be of any race.

Source of table* 18-20: US Bureau of the Census. US Census otPopulation: 1940. 1950. 1960. and 1970; 1900 Census ol Peculator), vol. I. chapter H (PC80-1-A1) and Supplementary Report. Metropolitan Statistical Anas (PC80-1-S1). forthcoming report and unpubkshed data

No. 21. Metropolitan And Nonmetropoutan Area Population—States: 1970 To 1983

[1t70 and MM, as of Apr* 1; 1963 as of July 1. Excludes Armed Forces abroad. Refers to 257 metropolitan statistical areas and 20 consolidated metropolitan statistical areas as defined by U.S. Office of Management and Budget, October 12, 19*4; see Appendix II. For composition of regions, see fig. I, inside front cover. Minus sign (-) indicates decrease. For explanation of average annual percent change, see Guide to Tabular Presentation]

No. 22. Metropolitan Statistical Areas—Population, 1970 To 1983, And Selected

Characteristics, 1980

(1970 and 1980, as ol April 1; 1983 as o* July 1. Covers 20 consolidated metropolitan statistical areas (CMSA's). their 78 component primary metropolitan statistical areas (PMSA's). and the remaining 107 MSA's 250,000 and over population as defined by the Office of Management and Budget as of October 12. 1984. Figures for 1970 include corrections. Rank based on unrounded figures for CMSA's and MSA's only. For definitions and components of all MSA's, see Appendix II. For explanation ol average annual percent change, see Guide to Tabular Presentation. Minus sign (-) indicates decrease]