| NRMGX | PMBCX | NRMGX / PMBCX | |
| Total Expense Ratio | 0.58 | 1.75 | 33% |
| Annual Report Gross Expense Ratio | 0.58 | 1.75 | 33% |
| Fund Existence | 13 years | 19 years | - |
| Gain YTD | 2.181 | -3.016 | -72% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 1000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 1.98B | 29.5B | 7% |
| Annual Yield % from dividends | 0.00 | 0.00 | - |
| Returns for 1 year | -17.19 | -13.29 | 129% |
| Returns for 3 years | 7.13 | 14.54 | 49% |
| Returns for 5 years | -28.68 | 2.81 | -1,020% |
| Returns for 10 years | 40.10 | 86.47 | 46% |