The 1850 United States census was the first federal U.S. census to query respondents about their "nativity"—i.e, where they were born, whether in the United States or outside of it—and is thus the first point at which solid statistics become available. The following chart, based on statistics from the U.S. Census from 1850 on,The statistics through 1990 are taken fro
Table 4
"Region and Country or Area of Birth of the Foreign-Born Population, With Geographic Detail Shown in Decennial Census Publications of 1930 or Earlier: 1850 to 1930 and 1960 to 1990", in: Gibson, Campbell J.; Lennon, Emily (February 1999).

. Population Division, US Bureau of the Census, Washington, DC. Retrieved 2017-06-11. shows the numbers of non-native residents according to place of birth. Because an immigrant is counted in each census during his or her lifetime, the numbers reflect the cumulative population of living non-native residents. (NA) Not available.
n.e.c. Not elsewhere classified.
1/ Prior to 1980, Taiwan included with China.

References

{{DEFAULTSORT:United States Immigration Statistics History of immigration to the United States Demographics of the United States Immigration to the United States