| 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 | -0.951 | 9.445 | -10% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 2500 | 5000000000 | 0% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 6.34B | 1.7T | 0% |
| Annual Yield % from dividends | 0.14 | 1.04 | 14% |
| Returns for 1 year | -1.40 | 24.07 | -6% |
| Returns for 3 years | 18.93 | 72.05 | 26% |
| Returns for 5 years | 20.23 | 75.40 | 27% |
| Returns for 10 years | 87.91 | 268.91 | 33% |