| ISIPX | VITSX | ISIPX / VITSX | |
| Total Expense Ratio | 0.67 | 0.03 | 2,233% |
| Annual Report Gross Expense Ratio | 0.67 | 0.03 | 2,233% |
| Fund Existence | 18 years | 28 years | - |
| Gain YTD | 4.420 | 15.987 | 28% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 5000000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 2.71B | 2.05T | 0% |
| Annual Yield % from dividends | 0.78 | 1.12 | 70% |
| Returns for 1 year | 2.75 | 13.43 | 20% |
| Returns for 3 years | 30.73 | 68.26 | 45% |
| Returns for 5 years | 19.91 | 84.03 | 24% |
| Returns for 10 years | 75.04 | 236.10 | 32% |