| 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 | 13.606 | 14.468 | 94% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 2500 | 3000 | 83% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 17.6B | 245B | 7% |
| Annual Yield % from dividends | 1.44 | 1.87 | 77% |
| Returns for 1 year | 23.02 | 25.32 | 91% |
| Returns for 3 years | 42.61 | 57.96 | 74% |
| Returns for 5 years | 30.51 | 60.14 | 51% |
| Returns for 10 years | 75.66 | 166.35 | 45% |