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
BTIBX (BlackRock AMT-Free Municipal Bond Inv B) NA 1.88% 4.22% 3.78% 3.16% NA NA
Data as of 07/15/2011, Common starting date is 08/27/1998
More Performance Analytics Comparison
Name Start Date End Date
BTIBX (BlackRock AMT-Free Municipal Bond Inv B) 08/27/1998 07/15/2011
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 2002 2001 2000 1999 1998
Annualized Return (%) 0.29 1.88 4.22 3.78 3.16 NA NA 3.81 1.85 13.43 -4.53 1.77 3.10 0.98 2.60 3.47 4.82 3.54 9.64 -5.31 1.84
Sharpe Ratio NA 0.40 0.84 0.62 0.52 NA NA 1.87 0.46 4.03 -0.80 -0.47 -0.09 -0.54 0.65 1.02 1.25 0.45 2.28 -3.26 0.86
Standard Deviation(%) NA 4.56 4.82 4.23 3.53 NA NA 3.85 3.81 3.31 6.81 2.67 2.21 2.19 2.56 2.72 2.98 2.77 2.46 2.61 2.86
Draw Down(%) NA 9.31 10.62 11.14 11.14 NA NA 4.26 7.13 3.59 11.14 2.69 1.54 2.35 4.63 4.21 3.69 3.58 3.02 6.80 2.01
Yield(%) 0.00 3.67 4.06 3.95 3.58 3.03 2.28 1.53 4.10 4.75 4.29 4.01 3.12 3.12 3.07 3.57 3.75 4.03 4.06 3.32 1.91
Data as of 07/15/2011, Common starting date is 08/27/1998
Performance Comparison Chart
Annualized Rolling Returns Comparison (Minimum)
Ticker/Portfolio Name 3 Year 5 Year 10 Year 15 Year
BTIBX (BlackRock AMT-Free Municipal Bond Inv B) 0.06%
Dec 2005 – Dec 2008
0.75%
Dec 2003 – Dec 2008
1.93%
Dec 1998 – Dec 2008
0.00%
NA
Annualized Rolling Returns Comparison (Maximum)
Ticker/Portfolio Name 3 Year 5 Year 10 Year 15 Year
BTIBX (BlackRock AMT-Free Municipal Bond Inv B) 6.59%
May 2000 – May 2003
5.11%
Jan 2000 – Jan 2005
4.02%
May 2000 – May 2010
0.00%
NA
Annualized Rolling Returns Comparison Chart

3-Year Annualized Rolling Return