| VBTIX | VBTLX | VBTIX / VBTLX | |
| Total Expense Ratio | 0.03 | 0.04 | 63% |
| Annual Report Gross Expense Ratio | 0.03 | 0.04 | 63% |
| Fund Existence | 31 years | 25 years | - |
| Gain YTD | -2.866 | -2.866 | 100% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 5000000 | 3000 | 166,667% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 398B | 398B | 100% |
| Annual Yield % from dividends | 4.09 | 4.06 | 101% |
| Returns for 1 year | -2.16 | -2.16 | 100% |
| Returns for 3 years | 0.42 | 0.75 | 57% |
| Returns for 5 years | -17.00 | -16.73 | 102% |
| Returns for 10 years | -13.13 | -12.85 | 102% |