| DFFVX | ROFIX | DFFVX / ROFIX | |
| Total Expense Ratio | 0.29 | 1.12 | 26% |
| Annual Report Gross Expense Ratio | 0.30 | 1.12 | 27% |
| Fund Existence | 26 years | 24 years | - |
| Gain YTD | 5.769 | 9.040 | 64% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 1000000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 13.3B | 1.05B | 1,273% |
| Annual Yield % from dividends | 1.72 | 0.00 | - |
| Returns for 1 year | -0.18 | -0.40 | 46% |
| Returns for 3 years | 25.69 | 15.37 | 167% |
| Returns for 5 years | 79.20 | 26.54 | 298% |
| Returns for 10 years | 80.67 | 43.10 | 187% |