Passage: The University of Denver (DU) is a private research university in Denver, Colorado.  Founded in 1864, it is the oldest independent private university in the Rocky Mountain Region of the United States.  DU enrolls approximately 5,600 undergraduate students and 6,100 graduate students.  The 125-acre (0.51 km2) main campus is a designated arboretum and is located primarily in the University Neighborhood, about five miles (8 km) south of downtown Denver.

Question: Are there more undergraduate students or graduate students at DU?
graduate