Try these locations:

The Registrar: http://reg.wayne.edu/data/enrollment.php

The Office of the Registrar publishes data for every semester about student headcount, student credit hours, and student residence.  You will find student data by level and college, ethnicity, gender, new or continuing status, full-time or part-time  status, county, state or country.  You will find credit hour data by level and college, and how many students are registered at every credit hour level.

Budget, Planning and Analysis: http://budget.wayne.edu/IRA.aspx

The Office of Institutional Research is a wonderful central resource for data about Wayne State University.  On this web site you can find the Common Data Set, the Delaware Study, IPEDS and HEIDI data, NSSE data, as well as the University Fact Book.  If you need data you cannot find, you can complete and submit the “Data Request Form” from this site.