Enrollment: Average Age By Classification
| Classification | Fall 1997 | Fall 1996 | Fall 1995 | Fall 1994 | Fall 1993 |
| First-time Freshmen | 19.3 | 19.5 | 19.9 | 19.8 | 20.1 |
| Other Freshmen | 23.7 | 24.4 | 23.9 | 24.7 | 24.7 |
| Sophomores | 23.7 | 23.5 | 24.3 | 24.4 | 24.3 |
| Juniors | 24.9 | 25.6 | 25.8 | 25.3 | 25.4 |
| Seniors | 27.6 | 27.3 | 27.0 | 26.7 | 26.1 |
| Undergraduate Specials | 29.0 | 30.1 | 31.0 | 34.2 | 33.7 |
| Graduate Specials | 36.9 | 37.4 | 35.9 | 35.9 | 35.8 |
| Masters | 42.7 | 43.1 | 42.3 | 42.3 | 34.9 |
| Specialist in Education | 42.7 | 43.1 | 42.3 | 42.3 | 34.9 |
| Doctoral - Early Stage | 40.8 | 41.1 | 40.7 | 39.3 | 38.8 |
| Doctoral - Late Stage | 43.9 | 42.0 | 42.0 | 45.1 | 47.0 |
| Average - All Classifications | 26.1 | 26.4 | 26.3 | 26.3 | 26.1 |