| NBMTX | VMGIX | NBMTX / VMGIX | |
| Total Expense Ratio | 0.94 | 0.19 | 495% |
| Annual Report Gross Expense Ratio | 0.94 | 0.19 | 495% |
| Fund Existence | 32 years | 19 years | - |
| Gain YTD | 5.029 | 8.237 | 61% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 3000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 1.96B | 33.1B | 6% |
| Annual Yield % from dividends | 0.00 | 0.51 | - |
| Returns for 1 year | -7.62 | 5.33 | -143% |
| Returns for 3 years | 26.26 | 47.99 | 55% |
| Returns for 5 years | -13.68 | 39.84 | -34% |
| Returns for 10 years | 30.85 | 172.02 | 18% |