| PREFX | VIGRX | PREFX / VIGRX | |
| Total Expense Ratio | 0.82 | 0.17 | 482% |
| Annual Report Gross Expense Ratio | 0.82 | 0.17 | 482% |
| Fund Existence | 25 years | 33 years | - |
| Gain YTD | -2.556 | -2.997 | 85% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 2500 | 3000 | 83% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 1.43B | 352B | 0% |
| Annual Yield % from dividends | 0.00 | 0.30 | - |
| Returns for 1 year | 11.41 | 14.30 | 80% |
| Returns for 3 years | 84.15 | 94.65 | 89% |
| Returns for 5 years | 60.42 | 79.50 | 76% |
| Returns for 10 years | 337.46 | 395.65 | 85% |