Indicator 33
Time to Degree for Ph.D. Students, 1995-97 to 2005-07

Overall, the time it takes UC Ph.D. students to complete their degrees has fallen from 6.3 years for those graduating in 1998-2000 to 5.8 years for those graduating in 2005-07.
Recent humanities Ph.D.s are the one exception to this trend; they took about six months longer to complete their degrees than those who graduated 10 years earlier.
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Source: UC Campus Graduate Divisions
You may view or download a table of the raw data used to generate these charts in CSV files, which can be opened in spreadsheet programs such as Microsoft Excel or OpenOffice.