| NBMTX | VMGMX | NBMTX / VMGMX | |
| Total Expense Ratio | 0.94 | 0.07 | 1,343% |
| Annual Report Gross Expense Ratio | 0.94 | 0.07 | 1,343% |
| Fund Existence | 32 years | 14 years | - |
| Gain YTD | 5.498 | 8.465 | 65% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 3000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 1.97B | 33.1B | 6% |
| Annual Yield % from dividends | 0.00 | 0.62 | - |
| Returns for 1 year | -5.79 | 6.46 | -90% |
| Returns for 3 years | 26.82 | 48.32 | 56% |
| Returns for 5 years | -13.00 | 40.23 | -32% |
| Returns for 10 years | 31.43 | 173.07 | 18% |