No. 177. YEARS OF SCHOOL COMPLETED, BY RACE, SEX, AND AGE: 1972 [Persons 25 years old and over as of March 1972. See headnote, table 174]

Source: U.S. Bureau of the Census, U.S. Census of Population: 1360, vol. I and Current Population Reports, series P-20.

No. 178. PERCENT OF POPULATION WITH LESS THAN 5 YEARS OF SCHOOL AND WITH 4 YEARS OF HIGH SCHOOL OR MORE, BY AGE, AND RACE OR ETHNIC ORIGIN: 1972 [Persons 25 years old and over as of March 1972]

B Not shown; base less than 75,000.

1 Includes races not shown separately.

? Includes persons of Central or South American, Cuban, and other Spanish origin, not shown separately.

No. 179. ILLITERACY-AGE, SEX, AND RACE: 1959 AND 1969

[In thousands of persons 14 years old and over, except percent. As of March 1959 and November 1969. 1959 excludes Alaska and Hawaii. Relates to civilian noninstitutional population. Based on Current Population Survey: see text, p. 1. Persons unable to both read and write in any language classified as illiterate. Information on illiteracy was obtained only for persons completing less than 6 years of school. See also Historical Statistics, Colonial Times to 1957, series H 407-411]

Source of tables 178 and 179: U.S. Bureau of the Census, Current Population Reports, series P-20.

Years of School Completed

No. 180. YEARS OF SCHOOL COMPLETED-1950 to 1970, AND BY STATES AND PUERTO RICO, 1970

117

[In thousands of persons 25 years old and over, except percent. 1950 excludes Alaska and Hawaii. 1950 and 1970 estimates based on 20-percent sample; 1960, on 25-percent sample. See source for sampling variability]

NA Not available.

Includes persons not reporting years of school completed, not shown separately here. Source. U.S. Bureau of the Census, U.S. Census of Population: 1960 and 1970, vol. I. Part C.

No. 181. HIGH SCHOOL GRADUATES AND SCHOOL DROPOUTS, 16 TO 21 YEARS OLDEMPLOYMENT STATUS, BY SEX AND RACE: 1965 TO 1972

[In thousands, except percent. As of October. Data for high school graduates relate to those not enrolled in college and include those who attended college prior to survey date; data for dropouts relate to persons not in regular school and not high school graduates. Based on samples and subject to sampling variability]

1 Based on population estimates consistent with 1970 census and not strictly comparable with earlier years, which are based on 1960 population. As a result of the population adjustment, the number of graduates was increased by about 130,000 and dropouts by about 50,000.

Source: U.S. Bureau of Labor Statistics, Special Labor Force Report, Nos. 66, 121, 145, and forthcoming report.

No. 182. LIFETIME AND MEAN INCOME OF MALES 25 YEARS OLD AND OVER, BY YEARS OF SCHOOL COMPLETED: 1949 TO 1968

[Prior to 1961, excludes Alaska and Hawaii. Includes members of the Armed Forces living off post or with their families on post, but excludes all other members of the Armed Forces. Figures for lifetime income based on application of appropriate life tables to arithmetic mean income, by age, as obtained for a cross section of population in each year shown]

Source: 1949, American Economic Association, The American Economic Review, December 1960; thereafter, U.S. Bureau of the Census, Current Population Reports, series P-60, No. 74, and unpublished data.

No. 183.

PUBLIC ELEMENTARY AND SECONDARY SCHOOLS-SUMMARY: 1900 To 1970 [Revenue and expenditure data for years ending June 30. Prior to 1960, excludes Alaska and Hawaii. See also Historical Statistics, Colonial Times to 1957, series D 728, H 223-231, H 234-240, and H 246–261)

Represents zero.

NA Not available.

1 For 1900, enumerated population as of June 1; for 1960, enumerated population as of Apr. 1; for all other years, estimated population as of July 1 of preceding year (1919, 1939, etc.). Excludes Armed Forces abroad.

* Includes librarians and other nonsupervisory instructional staff. Prior to 1940, figures represent number of persons employed rather than number of positions. 3 Beginning 1960, estimated.

Through 1950, includes community services. Beginning 1960, not comparable with prior years.

Comprises summer schools, community colleges, adult education, and, beginning 1960, community services. Excludes capital outlay by nonschool agencies.

Based on current expenditure allocable to pupil costs, capital outlay, and interest.

Excludes current expenditures not allocable to pupil costs. • Includes interest.

Source: U.S. Office of Education, Statistics of State School Systems, biennial.

No. 184. PUBLIC ELEMENTARY AND SECONDARY SCHOOLS-ENROLLMENT, 1950 TO 1970, AND ATTENDANCE AND LENGTH OF TERM, 1970, STATES AND OTHER AREAS [In thousands, except as indicated. Elementary refers to kindergarten through grade 8; secondary, to grades 9 through 12 and postgraduates]

Source: U.S. Office of Education, Biennial Survey of Education in the United States, chapter on Statistics of State School System; Statistics of State School Systems, biennial; Statistics of Public Schools, Fall 1969; and Digest of Educational Statistics, annual.