| PZISX | VISVX | PZISX / VISVX | |
| Total Expense Ratio | 1.00 | 0.19 | 526% |
| Annual Report Gross Expense Ratio | 1.39 | 0.19 | 732% |
| Fund Existence | 10 years | 28 years | - |
| Gain YTD | 9.648 | 6.201 | 156% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 1000000 | 3000 | 33,333% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 88.2M | 59.8B | 0% |
| Annual Yield % from dividends | 0.06 | 1.74 | 4% |
| Returns for 1 year | 0.49 | 10.07 | 5% |
| Returns for 3 years | 8.33 | 29.38 | 28% |
| Returns for 5 years | 21.27 | 52.76 | 40% |
| Returns for 10 years | N/A | 160.87 | - |