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T. Rowe Price MD Tax-Free Bond (MDXBX)On Nov 30: 10.38   0.00 (0.00%)  
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Risk  As of 31-Oct-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):4.55%
Worst 1 Yr Total Return (2008):-6.67%
RISK (MODERN PORTFOLIO THEORY) STATISTICS 
3 Years
StatisticMDXBXCategory
Alpha (against Standard Index)-0.45-2.20
Beta (against Standard Index)1.011.19
Mean Annual Return3.690.20
R-squared (against Standard Index)8987.28
Standard Deviation6.377.96
Sharpe Ratio0.22N/A
Treynor Ratio1.27N/A
5 Years
StatisticMDXBXCategory
Alpha (against Standard Index)-0.36-1.03
Beta (against Standard Index)1.001.11
Mean Annual Return3.760.28
R-squared (against Standard Index)9090.28
Standard Deviation5.145.80
Sharpe Ratio0.16N/A
Treynor Ratio0.74N/A
10 Years
StatisticMDXBXCategory
Alpha (against Standard Index)-0.34-0.99
Beta (against Standard Index)1.001.07
Mean Annual Return5.280.40
R-squared (against Standard Index)9391.11
Standard Deviation4.795.25
Sharpe Ratio0.48N/A
Treynor Ratio2.32N/A

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