Fund & Portfolio Comparison

Performance Comparison
Comparison Box

Portfolio Performance Comparison
Name YTD Return 1Yr AR 3Yr AR 5Yr AR 10Yr AR 15Yr AR 20Yr AR Common Inception
AYMBX (American Century High-Yield Muni B) NA 6.24% 6.66% 0.24% NA NA NA
Data as of 11/17/2011, Common starting date is 02/11/2003
More Performance Analytics Comparison
Name Start Date End Date
AYMBX (American Century High-Yield Muni B) 02/11/2003 11/17/2011
Last 1 Week 1 Yr 3 Yr 5 Yr 10 Yr 15 Yr 20 Yr Common Inception 2011 2010 2009 2008 2007 2006 2005 2004 2003
Annualized Return (%) 0.00 6.24 6.66 0.24 NA NA NA 7.07 2.92 22.88 -23.44 -3.07 5.63 5.76 4.33 4.64
Sharpe Ratio NA 1.95 1.58 -0.14 NA NA NA 2.91 0.84 5.45 -3.06 -2.32 1.20 1.79 1.25 1.73
Standard Deviation(%) NA 3.18 4.18 4.75 NA NA NA 2.74 3.36 4.18 7.94 2.64 1.96 2.01 2.71 2.63
Draw Down(%) NA 5.17 10.84 27.41 NA NA NA 3.08 6.43 2.93 24.86 5.33 1.04 1.20 3.83 3.58
Yield(%) 0.00 3.72 4.30 3.52 3.22 2.15 1.61 3.02 3.92 5.49 4.14 3.85 3.79 3.92 2.98 3.16
Data as of 11/17/2011, Common starting date is 02/11/2003
Performance Comparison Chart
Annualized Rolling Returns Comparison (Minimum)
Ticker/Portfolio Name 3 Year 5 Year 10 Year 15 Year
AYMBX (American Century High-Yield Muni B) -7.80%
Dec 2005 – Dec 2008
-2.86%
Dec 2003 – Dec 2008
0.00%
NA
0.00%
NA
Annualized Rolling Returns Comparison (Maximum)
Ticker/Portfolio Name 3 Year 5 Year 10 Year 15 Year
AYMBX (American Century High-Yield Muni B) 6.88%
Oct 2008 – Oct 2011
2.94%
Mar 2003 – Mar 2008
0.00%
NA
0.00%
NA
Annualized Rolling Returns Comparison Chart

3-Year Annualized Rolling Return