| 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 | -0.381 | 0.446 | -85% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 10000000 | 5000000 | 200% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 30.8B | 51.7B | 60% |
| Annual Yield % from dividends | 4.21 | 4.09 | 103% |
| Returns for 1 year | 0.84 | 1.67 | 51% |
| Returns for 3 years | 14.86 | 16.93 | 88% |
| Returns for 5 years | 5.03 | 11.41 | 44% |
| Returns for 10 years | 17.50 | 29.03 | 60% |