| DFFVX | NSVBX | DFFVX / NSVBX | |
| Total Expense Ratio | 0.29 | 0.95 | 31% |
| Annual Report Gross Expense Ratio | 0.30 | 1.12 | 27% |
| Fund Existence | 26 years | 2 years | - |
| Gain YTD | 22.133 | 19.925 | 111% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 17.1B | 934M | 1,831% |
| Annual Yield % from dividends | 1.49 | 0.64 | 231% |
| Returns for 1 year | 34.95 | 18.04 | 194% |
| Returns for 3 years | 55.82 | N/A | - |
| Returns for 5 years | 54.74 | N/A | - |
| Returns for 10 years | 125.40 | N/A | - |