This report provides a statistical overview of followup surveys concerning college freshmen entering two- and four-year colleges and universities in 1987 and 1989. The study's purpose was to contrast college freshmen responses with those given 2 and 4 years later to examine how students change during the undergraduate years. Additionally presented is a description of the methods used in collecting and presenting the data. 1987 and 1989. The report's first three sections report adjusted national norms from the 1991 followup of 1987 freshmen (men, women, and all) students. Sections 4 through 6 provide weighted tabulations for men, women, and all 1989 freshmen who responded to the 1991 followup survey. Each section includes not only 1991 followup data, but also appropriate freshman data. Also reported are the weighted retention figures for 1987 freshmen, provided for four-year institutions by type, selectivity, and student academic achievement levels. Appendices include the weighted methodology used in the statistical analysis, the student survey instrument, and a conversion chart for converting American College Testing scores to Scholastic Aptitude Test equivalents. (GLR)