The fund invests mainly in bonds that pay interest that is exempt from federal income tax and Minnesota personal income tax (but that may be subject to federal alternative minimum tax (AMT)), are investment-grade in quality, and have intermediate- to long-term maturities (three years or longer).Growth of $10,000 (10 Years)Total Return3.93%Yield (Trailing 12 Mo.)2.40%Expense Ratio1.45%Front LoadNon