| NSBCX | VFFSX | NSBCX / VFFSX | |
| Total Expense Ratio | 1.66 | 0.01 | 16,600% |
| Annual Report Gross Expense Ratio | 1.66 | 0.01 | 16,600% |
| Fund Existence | 20 years | 10 years | - |
| Gain YTD | 3.226 | 12.258 | 26% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 2500 | 5000000000 | 0% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 6.37B | 1.69T | 0% |
| Annual Yield % from dividends | 0.08 | 1.08 | 8% |
| Returns for 1 year | -1.95 | 20.51 | -10% |
| Returns for 3 years | 22.49 | 75.16 | 30% |
| Returns for 5 years | 19.47 | 73.03 | 27% |
| Returns for 10 years | 85.38 | 251.26 | 34% |