| Current NAV as of 05/24/2013 | $17.52 |
| NAV Change | -$0.02 |
| Daily YTD Return as of 05/24/2013 | 6.38% |
| NAV 12 Month Low-High | $15.29 - $17.71 |
| Net Assets as of 04/30/2013 | $6,017.62 Million |
| Overall |
|
| 3 Year |
|
| 5 Year |
|
| 10 Year |
|
| Month End 04/30/2013 |
Quarter End 03/31/2013 |
|
| 1 Year | 10.14% | 8.42% |
| 3 Years | 8.50% | 8.45% |
| 5 Years | 5.25% | 5.66% |
| 10 Years | 7.88% | 8.37% |
| Since Inception | 8.43% | 8.34% |
| Inception Date | September 30, 2002 | |
| Expense Ratio as of 05/31/2012 | 0.61% | |