| ISIPX | VTSMX | ISIPX / VTSMX | |
| Total Expense Ratio | 0.67 | 0.14 | 479% |
| Annual Report Gross Expense Ratio | 0.67 | 0.14 | 479% |
| Fund Existence | 18 years | 34 years | - |
| Gain YTD | 0.875 | 12.736 | 7% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 3000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 2.63B | 2.05T | 0% |
| Annual Yield % from dividends | 0.78 | 1.02 | 77% |
| Returns for 1 year | 0.78 | 12.09 | 6% |
| Returns for 3 years | 27.16 | 64.98 | 42% |
| Returns for 5 years | 15.90 | 77.91 | 20% |
| Returns for 10 years | 63.61 | 215.97 | 29% |