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

Month EndAs of 05/31/2020 1 Yr 3 Yr 5 Yr 10 Yr Since InceptionInception 10/07/1983
Fund without Sales Charge (%) (NAV) 3.29 3.24 3.03 4.02 6.28
Fund with Sales Charge (%) (POP) 3.29 3.24 3.03 4.02 6.28
Bloomberg Barclays Municipal Bond Index (%) 3.98 3.81 3.74 4.14 6.57
Quarter EndAs of 03/31/2020 1 Yr 3 Yr 5 Yr 10 Yr Since InceptionInception 10/07/1983
Fund without Sales Charge (%) (NAV) 3.85 3.29 2.62 4.09 6.28
Fund with Sales Charge (%) (POP) 3.85 3.29 2.62 4.09 6.28
Bloomberg Barclays Municipal Bond Index (%) 3.85 3.96 3.19 4.14 6.55

Calendar Year Returns

2019 2018 2017 2016 2015 2014 2013 2012 2011 2010
Fund without Sales Charge (%) (NAV) 6.86 0.79 3.71 0.80 2.54 11.31 -4.36 9.13 12.22 0.95
Fund with Sales Charge (%) (POP) 6.86 0.79 3.71 0.80 2.54 11.31 -4.36 9.13 12.22 0.95
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 05/31/2020 YTD 1 Yr 3 Yr 5 Yr 10 Yr Since Inception since 10/07/1983
Fund without Sales Charge (%) (NAV) 0.86 3.29 10.04 16.07 48.38 832.44
Fund with Sales Charge (%) (POP) 0.86 3.29 10.04 16.07 48.38 832.44
Bloomberg Barclays Municipal Bond Index (%) 1.24 3.98 11.87 20.17 49.98 929.76
Quarter EndAs of 03/31/2020 YTD 1 Yr 3 Yr 5 Yr 10 Yr Since Inception since 10/07/1983
Fund without Sales Charge (%) (NAV) -0.33 3.85 10.20 13.79 49.33 821.48
Fund with Sales Charge (%) (POP) -0.33 3.85 10.20 13.79 49.33 821.48
Bloomberg Barclays Municipal Bond Index (%) -0.63 3.85 12.35 17.00 50.11 910.69

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

Month EndAs of 05/31/2020 1 YR 3 YR 5 YR 10 YR
Fund without Sales Charge (%) (NAV) Before Shares Sold 3.29 3.24 3.03 4.02
Fund without Sales Charge (%) (NAV) After Shares Sold 3.26 3.32 3.18 4.03
Fund with Sales Charge (%) (POP) Before Shares Sold 3.29 3.24 3.03 4.02
Fund with Sales Charge (%) (POP) After Shares Sold 3.26 3.32 3.18 4.03
Quarter EndAs of 03/31/2020 1 YR 3 YR 5 YR 10 YR
Fund without Sales Charge (%) (NAV) Before Shares Sold 3.85 3.29 2.62 4.09
Fund without Sales Charge (%) (NAV) After Shares Sold 3.66 3.38 2.87 4.10
Fund with Sales Charge (%) (POP) Before Shares Sold 3.85 3.29 2.62 4.09
Fund with Sales Charge (%) (POP) After Shares Sold 3.66 3.38 2.87 4.10

SALES CHARGE, EXPENSES & FEES As of 09/01/2019 (updated annually)

Gross Expense Ratio 0.53%
Net Expense Ratio [further-information] 0.53%
Max Initial Sales Charge 0.00%
CDSC

Volatility Measures [further-information] As of 06/30/2020 Updated Monthly, based on a 3-year period

Sharpe Ratio 0.51
Standard Deviation 3.95

Benchmarks

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

  • Bloomberg Barclays Municipal Bond Index