| BBTBX | RBFFX | BBTBX / RBFFX | |
| Total Expense Ratio | 0.12 | 0.28 | 43% |
| Annual Report Gross Expense Ratio | 0.34 | 0.28 | 121% |
| Fund Existence | 13 years | 24 years | - |
| Gain YTD | 0.155 | -0.638 | -24% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 250 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 30.2B | 101B | 30% |
| Annual Yield % from dividends | 4.54 | 4.51 | 101% |
| Returns for 1 year | 2.68 | 1.92 | 140% |
| Returns for 3 years | 14.95 | 12.92 | 116% |
| Returns for 5 years | 0.73 | -1.55 | -47% |
| Returns for 10 years | 17.83 | 14.92 | 120% |