Average Annual Total Returns and Benchmarks
as of
03/31/2013
Investment Objective
The fund's objective is to seek a high level of income exempt from federal income taxes by investing primarily in long-term, investment-grade municipal securities.
30-Day Yield2
|
Annualized Dividend
as of
(05/21/2013)
|
3.76%
|
|
SEC Dividend
as of
(05/12/2013)
|
2.22%
|
Average Annual Total Returns3
| |
Month End
04/30/2013
|
Quarter End
03/31/2013
|
| 1 Year |
6.31%
|
6.43%
|
| 3 Years |
6.42%
|
6.43%
|
| 5 Years |
6.10%
|
6.10%
|
| 10 Years |
4.95%
|
4.93%
|
| Since Inception
|
6.40%
|
6.38%
|
| Inception Date |
October 26, 1976
|
|
Expense Ratio
as of
02/29/2012
|
0.52%
|