| VITSX | WFSPX | VITSX / WFSPX | |
| Total Expense Ratio | 0.03 | 0.03 | 100% |
| Annual Report Gross Expense Ratio | 0.03 | 0.03 | 100% |
| Fund Existence | 29 years | 33 years | - |
| Gain YTD | 11.656 | 11.687 | 100% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 5000000 | 5000000 | 100% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 2.2T | 60.2B | 3,659% |
| Annual Yield % from dividends | 1.01 | 1.03 | 99% |
| Returns for 1 year | 27.71 | 28.15 | 98% |
| Returns for 3 years | 76.47 | 83.25 | 92% |
| Returns for 5 years | 71.39 | 89.59 | 80% |
| Returns for 10 years | 261.63 | 309.03 | 85% |