| SPIDX | VTSMX | SPIDX / VTSMX | |
| Total Expense Ratio | 0.29 | 0.14 | 207% |
| Annual Report Gross Expense Ratio | 0.29 | 0.14 | 207% |
| Fund Existence | 28 years | 34 years | - |
| Gain YTD | 17.427 | 15.972 | 109% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 1000 | 3000 | 33% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 4.05B | 2.05T | 0% |
| Annual Yield % from dividends | 0.83 | 1.02 | 81% |
| Returns for 1 year | 15.27 | 13.42 | 114% |
| Returns for 3 years | 77.12 | 68.22 | 113% |
| Returns for 5 years | 96.91 | 83.98 | 115% |
| Returns for 10 years | 261.98 | 235.40 | 111% |