| VBTIX | VTBIX | VBTIX / VTBIX | |
| Total Expense Ratio | 0.03 | 0.09 | 28% |
| Annual Report Gross Expense Ratio | 0.03 | 0.09 | 28% |
| Fund Existence | 30 years | 17 years | - |
| Gain YTD | 3.165 | 3.098 | 102% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 5000000 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 380B | 345B | 110% |
| Annual Yield % from dividends | 3.83 | 3.83 | 100% |
| Returns for 1 year | 2.41 | 2.44 | 99% |
| Returns for 3 years | 4.39 | 4.22 | 104% |
| Returns for 5 years | -15.35 | -15.90 | 97% |
| Returns for 10 years | -7.30 | -8.31 | 88% |