Naturalization rates through 2001 of IRCA LPRs are compared to other LPRs by country of birth and year granted permanent residence. In addition, for IRCA LPRs who naturalized, a preliminary look is …

Data for years prior to 1906 relate to country whence alien came; data from 1906-79 and 1984-99 are for country of last permanent residence; and data for 1980-83 refer to country of birth. Because of …