| NRMGX | PMBCX | NRMGX / PMBCX | |
| Total Expense Ratio | 0.59 | 1.75 | 34% |
| Annual Report Gross Expense Ratio | 0.59 | 1.75 | 34% |
| Fund Existence | 13 years | 19 years | - |
| Gain YTD | 11.314 | -5.214 | -217% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 1000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 2.07B | 29.8B | 7% |
| Annual Yield % from dividends | 0.00 | 0.00 | - |
| Returns for 1 year | -4.83 | -13.58 | 36% |
| Returns for 3 years | 34.06 | 21.69 | 157% |
| Returns for 5 years | -9.76 | 11.31 | -86% |
| Returns for 10 years | 41.53 | 66.10 | 63% |