| DFSTX | IIRSX | DFSTX / IIRSX | |
| Total Expense Ratio | 0.27 | 0.43 | 63% |
| Annual Report Gross Expense Ratio | 0.28 | 0.61 | 46% |
| Fund Existence | 34 years | 18 years | - |
| Gain YTD | 17.726 | 5.162 | 343% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 19.7B | 393M | 5,013% |
| Annual Yield % from dividends | 0.97 | 1.31 | 74% |
| Returns for 1 year | 27.15 | 18.73 | 145% |
| Returns for 3 years | 46.16 | 11.12 | 415% |
| Returns for 5 years | 37.80 | -11.77 | -321% |
| Returns for 10 years | 114.44 | 23.70 | 483% |