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Wednesday, December 23, 2009, 2:44AM ET - U.S. Markets open in 6 hours and 46 minutes. Dow Up 0.49% Nasdaq Up 0.67%
T. Rowe Price Tax-Free Income Inv (PRTAX)On Dec 22: 9.80  Down 0.02 (0.20%)  
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Risk  As of 30-Nov-09Get Risk for:
RISK OVERVIEW 
Morningstar Risk Rating:Average
Number of Years Up:4
Number of Years Down:1
Best 1 Yr Total Return (2006):5.14%
Worst 1 Yr Total Return (2008):-5.81%
RISK (MODERN PORTFOLIO THEORY) STATISTICS 
3 Years
StatisticPRTAXCategory
Alpha (against Standard Index)-0.87-2.38
Beta (against Standard Index)1.061.16
Mean Annual Return3.360.19
R-squared (against Standard Index)9587.38
Standard Deviation6.537.62
Sharpe Ratio0.19N/A
Treynor Ratio1.03N/A
5 Years
StatisticPRTAXCategory
Alpha (against Standard Index)-0.44-1.54
Beta (against Standard Index)1.051.15
Mean Annual Return4.110.27
R-squared (against Standard Index)9587.54
Standard Deviation5.286.12
Sharpe Ratio0.23N/A
Treynor Ratio1.06N/A
10 Years
StatisticPRTAXCategory
Alpha (against Standard Index)-0.37-1.35
Beta (against Standard Index)1.041.11
Mean Annual Return5.340.38
R-squared (against Standard Index)9688.56
Standard Deviation4.945.58
Sharpe Ratio0.49N/A
Treynor Ratio2.32N/A

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