| 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 | 11.705 | 6.848 | 171% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 1000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 832B | 8.02B | 10,374% |
| Annual Yield % from dividends | 1.03 | 0.00 | - |
| Returns for 1 year | 28.99 | 0.66 | 4,423% |
| Returns for 3 years | 84.97 | 11.45 | 742% |
| Returns for 5 years | 93.18 | -3.15 | -2,956% |
| Returns for 10 years | 301.97 | 43.26 | 698% |