| VIITX | VSTBX | VIITX / VSTBX | |
| Total Expense Ratio | 0.02 | 0.03 | 67% |
| Annual Report Gross Expense Ratio | 0.02 | 0.03 | 67% |
| Fund Existence | 29 years | 17 years | - |
| Gain YTD | 0.893 | 0.963 | 93% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 10000000 | 5000000 | 200% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 30.9B | 50.5B | 61% |
| Annual Yield % from dividends | 4.16 | 4.05 | 103% |
| Returns for 1 year | 4.14 | 3.99 | 104% |
| Returns for 3 years | 15.55 | 18.04 | 86% |
| Returns for 5 years | 7.02 | 12.49 | 56% |
| Returns for 10 years | 19.14 | 30.20 | 63% |