| DFFVX | NSVBX | DFFVX / NSVBX | |
| Total Expense Ratio | 0.29 | 0.95 | 31% |
| Annual Report Gross Expense Ratio | 0.30 | 1.12 | 27% |
| Fund Existence | 27 years | 2 years | - |
| Gain YTD | 21.451 | 16.629 | 129% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 17.1B | 894M | 1,913% |
| Annual Yield % from dividends | 1.49 | 0.65 | 230% |
| Returns for 1 year | 25.29 | 8.30 | 305% |
| Returns for 3 years | 55.10 | N/A | - |
| Returns for 5 years | 54.73 | N/A | - |
| Returns for 10 years | 119.33 | N/A | - |