| CIBFX | RIRBX | CIBFX / RIRBX | |
| Total Expense Ratio | 0.66 | 1.36 | 49% |
| Annual Report Gross Expense Ratio | 0.66 | 1.36 | 49% |
| Fund Existence | 25 years | 23 years | - |
| Gain YTD | 18.239 | 18.460 | 99% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 250 | 250 | 100% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 122B | 122B | 100% |
| Annual Yield % from dividends | 2.86 | 2.20 | 130% |
| Returns for 1 year | 14.32 | 14.13 | 101% |
| Returns for 3 years | 39.56 | 37.22 | 106% |
| Returns for 5 years | 49.13 | 46.11 | 107% |
| Returns for 10 years | 64.95 | 62.48 | 104% |