This data collection contains information on the characteristics of every single person admitted as an immigrant between fiscal years 1972-2000 (October 1971 through September 2000). Two types of immigrants are presented in this study. New arrivals who arrived from outside the United States with valid immigration visas and aliens who were already in the United States with temporary status and were adjusted to legal permanent residence. Variables include: age, sex, marital status, occupation, country of birth, country of last permanent residence, nationality, port of entry, month and year of admission, class of admission, state and area to which the immigrants were admitted, and others.

https://www.icpsr.umich.edu/web/ICPSR/studies/37688