| PRBLX | VFINX | PRBLX / VFINX | |
| Total Expense Ratio | 0.81 | 0.14 | 579% |
| Annual Report Gross Expense Ratio | 0.85 | 0.14 | 607% |
| Fund Existence | 34 years | 50 years | - |
| Gain YTD | 11.735 | 14.008 | 84% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 2000 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 24.2B | 1.69T | 1% |
| Annual Yield % from dividends | 0.03 | 0.97 | 3% |
| Returns for 1 year | -4.38 | 20.59 | -21% |
| Returns for 3 years | 15.77 | 75.89 | 21% |
| Returns for 5 years | -1.47 | 74.67 | -2% |
| Returns for 10 years | 67.63 | 258.13 | 26% |