 26% of students graduated after four years and 64% after six years.As of 2013, the 25th–75th percentile SAT scores are 540–650 Critical Reading, 570–680 Math, and 520–630 Writing—the average composite score being 1630–1960.The Imaging science department was the first at the university to offer a doctoral program, in 1989, and remains the only formal program in Imaging Science in the nation (as a multidisciplinary field—separate constituent fields of physics, optics, and computer science are common in higher education).