| 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 | 17.713 | 17.377 | 102% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 1000 | 3000 | 33% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 4.32B | 2.06T | 0% |
| Annual Yield % from dividends | 0.83 | 1.02 | 81% |
| Returns for 1 year | 14.65 | 14.42 | 102% |
| Returns for 3 years | 84.04 | 78.00 | 108% |
| Returns for 5 years | 93.63 | 76.81 | 122% |
| Returns for 10 years | 261.73 | 234.96 | 111% |