| 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 | 11.562 | 0.620 | 1,866% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 1000000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 832B | 6.47B | 12,861% |
| Annual Yield % from dividends | 1.03 | 1.12 | 92% |
| Returns for 1 year | 29.57 | 0.63 | 4,663% |
| Returns for 3 years | 84.73 | 24.70 | 343% |
| Returns for 5 years | 94.64 | 27.49 | 344% |
| Returns for 10 years | 301.46 | 100.00 | 301% |