Management Performance Portfolio Characteristics Investor Characteristics Account Minimums Request a Prospectus Investment Objective Seeks to earn the highest level of interest income exempt from federal income taxes as is consistent with prudent investment management and preservation of capital.
Total return represents past performance, which is no guarantee of future results.
Investment return and principal value will fluctuate so that an investor's shares, when redeemed, may be worth more or less than their original cost. The ratings are subject to change every month. Past performance is no guarantee of future results. Automatic reinvestment of dividends and capital gains distributions. Telephone redemption service.