US Immigration Levels
by decade
|
Period
|
Total Immigration
|
|
1821-30
|
143,439
|
|
1831-40
|
599,125
|
|
1841-50
|
1,713,251
|
|
1851-60
|
2,598,214
|
|
1861-70
|
2,314,824
|
|
1871-80
|
2,812,191
|
|
1881-90
|
5,246,613
|
|
1891-00
|
3,687,564
|
|
1901-10
|
8,795,386
|
|
1911-20
|
5,735,811
|
|
1921-30
|
4,107,209
|
|
1931-40
|
528,431
|
|
1941-50
|
1,035,039
|
|
1951-60
|
2,515,479
|
|
1961-70
|
3,321,677
|
|
1971-80
|
4,493,314
|
|
1981-90
|
7,338,062
|
|
1991-97
|
6,944,591
|
Source: Statistical Yearbook of the Immigration and Naturalization Service for 1994 and updated for 1997 data.

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