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These reports generally provide summary data on the number of applications or petitions received, approved, denied and pending. In addition, certain tables list the USCIS office responsible for the adjudication.
The Yearbook of Immigration Statistics is a compendium of tables that provides data on foreign nationals who, during a fiscal year, were granted lawful permanent residence (i.e., admitted as immigrants or became legal permanent residents), were admitted into the United States on a temporary basis (e.g., tourists, students, or workers), applied for asylum or refugee status, or were naturalized.
Many thanks to Dana Jackson-Hardwick of the University of Central Oklahoma for compiling all of these statistical resources.