Average Annual Total Returns [further-information] As of 03/31/2020

Month EndAs of 04/30/2020 1 Yr 3 Yr 5 Yr 10 Yr Since InceptionInception 09/01/1987
Fund without Sales Charge (%) (NAV) 1.53 2.68 2.45 3.65 5.31
Fund with Sales Charge (%) (POP) 1.53 2.68 2.45 3.65 5.31
Bloomberg Barclays Municipal Bond Index (%) 2.16 3.27 3.04 3.89 5.79
Quarter EndAs of 03/31/2020 1 Yr 3 Yr 5 Yr 10 Yr Since InceptionInception 09/01/1987
Fund without Sales Charge (%) (NAV) 3.65 3.44 2.65 3.93 5.38
Fund with Sales Charge (%) (POP) 3.65 3.44 2.65 3.93 5.38
Bloomberg Barclays Municipal Bond Index (%) 3.85 3.96 3.19 4.14 5.85

Calendar Year Returns

2019 2018 2017 2016 2015 2014 2013 2012 2011 2010
Fund without Sales Charge (%) (NAV) 7.10 0.81 4.15 1.10 2.05 11.17 -4.88 8.92 10.89 0.92
Fund with Sales Charge (%) (POP) 7.10 0.81 4.15 1.10 2.05 11.17 -4.88 8.92 10.89 0.92
Bloomberg Barclays Municipal Bond Index (%) 7.54 1.28 5.45 0.25 3.30 9.05 -2.55 6.78 10.70 2.38

Cumulative Total Returns [further-information] As of 03/31/2020

Month EndAs of 04/30/2020 YTD 1 Yr 3 Yr 5 Yr 10 Yr Since Inception since 09/01/1987
Fund without Sales Charge (%) (NAV) -2.28 1.53 8.25 12.88 43.14 441.92
Fund with Sales Charge (%) (POP) -2.28 1.53 8.25 12.88 43.14 441.92
Bloomberg Barclays Municipal Bond Index (%) -1.88 2.16 10.14 16.14 46.44 528.50
Quarter EndAs of 03/31/2020 YTD 1 Yr 3 Yr 5 Yr 10 Yr Since Inception since 09/01/1987
Fund without Sales Charge (%) (NAV) -0.68 3.65 10.67 13.97 46.97 450.81
Fund with Sales Charge (%) (POP) -0.68 3.65 10.67 13.97 46.97 450.81
Bloomberg Barclays Municipal Bond Index (%) -0.63 3.85 12.35 17.00 50.11 536.49

After-Tax Average Annual Total Returns [further-information] As of 03/31/2020

Month EndAs of 04/30/2020 1 YR 3 YR 5 YR 10 YR
Fund without Sales Charge (%) (NAV) Before Shares Sold 1.53 2.68 2.45 3.65
Fund without Sales Charge (%) (NAV) After Shares Sold 2.14 2.84 2.69 3.72
Fund with Sales Charge (%) (POP) Before Shares Sold 1.53 2.68 2.45 3.65
Fund with Sales Charge (%) (POP) After Shares Sold 2.14 2.84 2.69 3.72
Quarter EndAs of 03/31/2020 1 YR 3 YR 5 YR 10 YR
Fund without Sales Charge (%) (NAV) Before Shares Sold 3.65 3.44 2.65 3.93
Fund without Sales Charge (%) (NAV) After Shares Sold 3.44 3.42 2.83 3.93
Fund with Sales Charge (%) (POP) Before Shares Sold 3.65 3.44 2.65 3.93
Fund with Sales Charge (%) (POP) After Shares Sold 3.44 3.42 2.83 3.93

SALES CHARGE, EXPENSES & FEES As of 07/01/2019 (updated annually)

Gross Expense Ratio 0.56%
Net Expense Ratio [further-information] 0.56%
Max Initial Sales Charge 0.00%
CDSC

Volatility Measures [further-information] As of 04/30/2020 Updated Monthly, based on a 3-year period

Sharpe Ratio 0.28
Standard Deviation 3.62

Benchmarks

A benchmark is a comparable broad-based index that can be used to evaluate a fund's performance.

  • Bloomberg Barclays Municipal Bond Index