| PRFDX | VVIAX | PRFDX / VVIAX | |
| Total Expense Ratio | 0.69 | 0.05 | 1,380% |
| Annual Report Gross Expense Ratio | 0.69 | 0.05 | 1,380% |
| Fund Existence | 41 years | 26 years | - |
| Gain YTD | 17.730 | 15.125 | 117% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 2500 | 3000 | 83% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 18.1B | 254B | 7% |
| Annual Yield % from dividends | 1.28 | 1.85 | 69% |
| Returns for 1 year | 26.60 | 24.28 | 110% |
| Returns for 3 years | 38.69 | 50.26 | 77% |
| Returns for 5 years | 36.03 | 58.89 | 61% |
| Returns for 10 years | 73.46 | 154.94 | 47% |