| RFBSX | VBIRX | RFBSX / VBIRX | |
| Total Expense Ratio | 0.55 | 0.06 | 917% |
| Annual Report Gross Expense Ratio | 0.73 | 0.06 | 1,217% |
| Fund Existence | 44 years | 24 years | - |
| Gain YTD | 5.243 | 1.974 | 266% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 3000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 422M | 65.5B | 1% |
| Annual Yield % from dividends | 4.06 | 3.77 | 108% |
| Returns for 1 year | 5.70 | 1.87 | 304% |
| Returns for 3 years | 16.57 | 5.24 | 316% |
| Returns for 5 years | 8.40 | -4.74 | -177% |
| Returns for 10 years | 24.40 | 4.08 | 598% |