| MFWBX | RIRBX | MFWBX / RIRBX | |
| Total Expense Ratio | 1.84 | 1.36 | 135% |
| Annual Report Gross Expense Ratio | 1.94 | 1.36 | 143% |
| Fund Existence | 32 years | 23 years | - |
| Gain YTD | 11.552 | 16.171 | 71% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 1000 | 250 | 400% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 1.24B | 120B | 1% |
| Annual Yield % from dividends | 1.52 | 2.20 | 69% |
| Returns for 1 year | 2.20 | 12.30 | 18% |
| Returns for 3 years | 14.13 | 34.25 | 41% |
| Returns for 5 years | -2.57 | 42.10 | -6% |
| Returns for 10 years | 18.55 | 55.76 | 33% |