| MFWBX | RIRBX | MFWBX / RIRBX | |
| Total Expense Ratio | 1.84 | 1.35 | 136% |
| Annual Report Gross Expense Ratio | 1.95 | 1.35 | 144% |
| Fund Existence | 33 years | 24 years | - |
| Gain YTD | 5.311 | 8.216 | 65% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 1000 | 250 | 400% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 1.23B | 128B | 1% |
| Annual Yield % from dividends | 1.71 | 2.01 | 85% |
| Returns for 1 year | 4.90 | 9.73 | 50% |
| Returns for 3 years | 16.15 | 39.36 | 41% |
| Returns for 5 years | -3.76 | 33.53 | -11% |
| Returns for 10 years | 19.94 | 59.78 | 33% |