| FXAIX | MFRBX | FXAIX / MFRBX | |
| Total Expense Ratio | 0.01 | 1.50 | 1% |
| Annual Report Gross Expense Ratio | 0.01 | 1.51 | 1% |
| Fund Existence | 15 years | 33 years | - |
| Gain YTD | 9.786 | 5.478 | 179% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 1000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 832B | 7.87B | 10,572% |
| Annual Yield % from dividends | 1.03 | 0.00 | - |
| Returns for 1 year | 25.51 | -2.02 | -1,263% |
| Returns for 3 years | 78.88 | 8.84 | 893% |
| Returns for 5 years | 88.11 | -5.93 | -1,485% |
| Returns for 10 years | 306.65 | 45.78 | 670% |