| NRMGX | PMBCX | NRMGX / PMBCX | |
| Total Expense Ratio | 0.58 | 1.71 | 34% |
| Annual Report Gross Expense Ratio | 0.58 | 1.71 | 34% |
| Fund Existence | 14 years | 20 years | - |
| Gain YTD | -0.545 | -8.623 | 6% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 1000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 2.09B | 21.3B | 10% |
| Annual Yield % from dividends | 0.00 | 0.00 | - |
| Returns for 1 year | -26.10 | -20.85 | 125% |
| Returns for 3 years | 1.76 | 4.06 | 43% |
| Returns for 5 years | -34.73 | -16.30 | 213% |
| Returns for 10 years | 15.65 | 48.54 | 32% |