| 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 | 13.117 | 16.773 | 78% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 2500 | 3000 | 83% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 1.41B | 357B | 0% |
| Annual Yield % from dividends | 0.00 | 0.30 | - |
| Returns for 1 year | 14.20 | 19.95 | 71% |
| Returns for 3 years | 91.51 | 111.80 | 82% |
| Returns for 5 years | 73.89 | 100.53 | 74% |
| Returns for 10 years | 269.35 | 337.53 | 80% |