No. 41. Native Population, By Place Of Birth: 1900 To 1980

(In thousand*, except percent. 1950 baaed on 20-percent sample; 1960 on 25-percent sample; 1970 on 15-percent sample. See source for sampling variability. 1980 data are based on a sample from the 1980 census; see text, p. 1. See also Historical Statistics. Colonial Times to 1970. series C 1-10]

'Through 1950, includes Alaska and Hawaii. Includes Puerto Rico, a U.S. possession from 1896 to 1952 and a commonwealth since 1952. * Place ot birth was allocated to those who did not report.

Source: U.S. Bureau ot the Census, U.S. Census of Population: 1960. vol. II, part 2A; 1970, vol. I, parts C and D; 1980 Census of Population, vol. 1. chapter C (PC80-1-C) and chapter D (PC80-1-D).

No. 42. Population By Selected Ancestry Group And Region: 1980

[As oi April 1. Covers persons who reported single and multiple ancestry groups. Persons who reported a multiple ancestry group may be included in more than one category. Major classifications ot ancestry groups do not represent strict geographic or cultural definitions. The European ancestry groups shown are those with one million or more persons and other groups shown are those with 75,000 or more persons. Based on a sample and subiect to sampling variability, see text, pp. 1 and 4 and Appendix III. For composition of regions, see fig. I, inside front cover]

No. 43. Current Languages Other Than English Spoken At Home: 1980

(As of April 1. Based on a sample and subject to sampling variability, see text, p. 1 and Appendix III]

X Not applicable 'Persons reported as speaking English "not well" or "not at all"

Source U.S. Bureau ot the Census, I960 Census of Population, vol 1, chapter C (PC80-1-C); and unpublished data

No. 44. Marital Status Of The Population, By Sex: 1950 To 1983

[In millions, except percent. 1950 and 1960, persons 14 years old and over; thereafter. 18 and over. As ot March. Pnor to 1960, excludes Alaska and Hawaii Based on Current Population Survey and excludes Armed Forces except those living oH post or with their families on post; see text, pp 1 and 2. See Historical Statistics, Colonial Times to 1970. series A 160-171. for decennial dataj

1 1960 age distribution used as standard; standardization improves comparability over erne by removing effects of changes m age dtstnbution of population.

Source US Bureau of the Census, Current Population Reports, series P-20. No. 389. and earlier reports

No. 45. Marital Status Of The Population, By Sex And Age: 1983

{Persons 18 ysars oM and over. As ol March. Based on Current Population Survey, which includes members of Armed Forces living oft post or with their families on post, but excludes all other members of the Armed Forces. See text, pp. 1 and 2 and Appendix III. See Historical Statistics. Colonial Times to 1970. series A 160-171. for decennial census data]

- Represents zero or rounds to zero.

Source: U.S. Bureau of the Census. Current Population Reports, series P-20, No. 389.

No. 46. Marital Status Of The Black And Spanish Origin Population: 1970 To 1983

(Black population: persons 16 years old and over. Spanish origin population: 1970 and 1975, persons 14 years old and over; thereafter, 18 and over. Except as noted, as of March and based on Current Population Survey, which includes members of Armed Forces living off post or with their families on post, but excludes all other members of Armed Forces]

1 Persons of Spanish origin may be of any race.

1 As of April.

Source: U.S. Bureau of the Census. Census ol Population: 1970, PC(2)iC. Persons of Spanish Origin; Current Population Reports, series P-20. No. 389 and earlier reports; and unpublished data.

No. 47. Interracial Married Couples: 1970 To 1983

[In thousands. 1970, 14 years old and over; 1960 and 1983, 15 years old and over. As ot March. Based on Current Population

Survey, see headnote. table 45]

Source: US. Bureau ol the Census. Current Population Reports, series P-23, No. 77, series P-20. No. 388. and earlier reports.

No. 48. Ever-married Persons 25-54 Years Old Who Were Divorced Or Separated At Time Of Survey, By Race, Sex, And Age: 1970 To 1983

(As of March. Based on Current Population Survey; see text. pp. 1 and 2 and Appendix III]

YEAH, SEX. AND AGE

1970: Male, total

25-34 years

35-44 years

45-54 years

Female, total 25-34 years

35-44 years

45-54 years

1980: Male, total

25-34 years

35-44 years

45-54 years

Female, total

25-34 years

35-44 years

45-54 years

1983: Male, total 25-34 years

35-44 years

45-54 yews

Female, total 25-34 years

35-44 years

45-54 years

EVER MARRIED (1.000)

31,304
10,402
10,518
10,384

34.299
11.590
11.264
11.445

35.326
13.550
11.505
10,271

39.169
15.694
12.271
11.204

36.669
13.725
12,861
10.083

40.808
16.094
13.747
10.967

White Black

28.189
9.318
9.464
9.407

30,401
10,220
9,917
10,264

31,422
12,021
10.239
9,162

34.093
13.650
10,625
9.818

32.447
12.202
11.343
8.902

35,372
13.946
11,865
9,561

4.066
1.591
1,320
1,155

3,223

1,175

1,151

897

4,167
1.625
1.402
1.140

55
3.9
5.8
67

7.7
66
86
7.6

126
108
162
107

165
16 5
17.5
155

140
12.7
147
147

196
195
21 0
186

PERCENT SEPARATED

Total' White Black

94 5 1 11 6 11.7

163 176 163 149

104 95

10 J

11 8

187 21 2 192 148

102 78 98

138

160

17 1 165 139

No. 50. Percent Married And Divorced Of The Population, 18 Years Old And Over:

1960 To 1983

[As of March. Based on Current Population Survey and excludes Armed Forces except those living off post or with their families on post; see text. pp. 1 and 2 and Appendix III]

No. 51. Single (never-married) Persons 18 Years Old And Over As Percent Of Total Population, By Age And Sex: 1960 To 1983

No. 52. Householder And Marital Status Of Population, 15 Years Old And Over, By Sex

And Age: 1983
[In thousand*, except percent. As of March. See headnote, table 50]

- Represent! zero or rounds to zero. ■ Includes 15-19 year olds. * Includes other marital status not shown separately. Source of tables 50-52: U.S. Bureau of the Census. Currant Population Reports, series P-20, No. 369, and earlier reports.