| NBMTX | VMGIX | NBMTX / VMGIX | |
| Total Expense Ratio | 0.93 | 0.19 | 489% |
| Annual Report Gross Expense Ratio | 0.93 | 0.19 | 489% |
| Fund Existence | 32 years | 19 years | - |
| Gain YTD | 2.116 | -2.259 | -94% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 3000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 1.99B | 31.9B | 6% |
| Annual Yield % from dividends | 0.00 | 0.52 | - |
| Returns for 1 year | -17.48 | 1.12 | -1,559% |
| Returns for 3 years | 5.80 | 36.95 | 16% |
| Returns for 5 years | -30.09 | 23.77 | -127% |
| Returns for 10 years | 37.33 | 213.16 | 18% |