| 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 | 15.463 | 20.247 | 76% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 2500 | 3000 | 83% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 1.45B | 357B | 0% |
| Annual Yield % from dividends | 0.00 | 0.30 | - |
| Returns for 1 year | 13.54 | 20.72 | 65% |
| Returns for 3 years | 95.62 | 114.58 | 83% |
| Returns for 5 years | 78.49 | 107.23 | 73% |
| Returns for 10 years | 284.84 | 367.65 | 77% |