| MFWIX | RIRBX | MFWIX / RIRBX | |
| Total Expense Ratio | 0.84 | 1.36 | 62% |
| Annual Report Gross Expense Ratio | 0.94 | 1.36 | 69% |
| Fund Existence | 29 years | 24 years | - |
| Gain YTD | 1.995 | 1.935 | 103% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 250 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 1.25B | 121B | 1% |
| Annual Yield % from dividends | 3.19 | 2.15 | 148% |
| Returns for 1 year | 13.07 | 17.02 | 77% |
| Returns for 3 years | 13.61 | 29.90 | 46% |
| Returns for 5 years | 1.72 | 36.07 | 5% |
| Returns for 10 years | 41.64 | 68.65 | 61% |