| NRMGX | PMBCX | NRMGX / PMBCX | |
| Total Expense Ratio | 0.58 | 1.71 | 34% |
| Annual Report Gross Expense Ratio | 0.58 | 1.71 | 34% |
| Fund Existence | 13 years | 20 years | - |
| Gain YTD | 2.727 | -5.027 | -54% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 1000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 2.21B | 23.1B | 10% |
| Annual Yield % from dividends | 0.00 | 0.00 | - |
| Returns for 1 year | -21.14 | -16.30 | 130% |
| Returns for 3 years | 0.80 | 5.91 | 14% |
| Returns for 5 years | -31.89 | -13.37 | 239% |
| Returns for 10 years | 18.90 | 52.42 | 36% |