| BCOSX | VBTLX | BCOSX / VBTLX | |
| Total Expense Ratio | 0.55 | 0.04 | 1,375% |
| Annual Report Gross Expense Ratio | 0.55 | 0.04 | 1,375% |
| Fund Existence | 26 years | 25 years | - |
| Gain YTD | -0.062 | -2.661 | 2% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 2500 | 3000 | 83% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 46.6B | 397B | 12% |
| Annual Yield % from dividends | 3.94 | 4.06 | 97% |
| Returns for 1 year | 2.29 | -1.86 | -123% |
| Returns for 3 years | 15.51 | 2.04 | 760% |
| Returns for 5 years | 0.16 | -15.82 | -1% |
| Returns for 10 years | 19.13 | -12.67 | -151% |