| FXAIX | NSBFX | FXAIX / NSBFX | |
| Total Expense Ratio | 0.01 | 0.61 | 2% |
| Annual Report Gross Expense Ratio | 0.01 | 0.61 | 2% |
| Fund Existence | 15 years | 13 years | - |
| Gain YTD | 11.790 | 1.286 | 917% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 1000000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 859B | 6.18B | 13,891% |
| Annual Yield % from dividends | 1.03 | 1.04 | 99% |
| Returns for 1 year | 16.58 | -5.72 | -290% |
| Returns for 3 years | 76.90 | 21.72 | 354% |
| Returns for 5 years | 82.76 | 24.52 | 338% |
| Returns for 10 years | 294.63 | 102.08 | 289% |