| FXAIX | PRBLX | FXAIX / PRBLX | |
| Total Expense Ratio | 0.01 | 0.81 | 2% |
| Annual Report Gross Expense Ratio | 0.01 | 0.85 | 2% |
| Fund Existence | 15 years | 34 years | - |
| Gain YTD | 11.562 | 6.726 | 172% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 2000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 832B | 24.1B | 3,452% |
| Annual Yield % from dividends | 1.03 | 0.03 | 3,069% |
| Returns for 1 year | 29.57 | -2.59 | -1,140% |
| Returns for 3 years | 84.73 | 15.20 | 557% |
| Returns for 5 years | 94.64 | 1.05 | 9,022% |
| Returns for 10 years | 301.46 | 65.97 | 457% |