Duke University Graduate School Ph.D. Completion Rates for Students Admitted in 1996-2001   
Total # Matrics # of Ph.D.'s # Still Enrolled # of Withdrawn Estimated % Completion*
PHYSICAL SCIENCES 309 198 11 100 66%
Mathematics 40 26 3 11 70%
*Assumes 2/3 of those still here will obtain Ph.D.