| NBMOX | VISGX | NBMOX / VISGX | |
| Total Expense Ratio | 1.41 | 0.19 | 742% |
| Annual Report Gross Expense Ratio | 1.51 | 0.19 | 795% |
| Fund Existence | 27 years | 28 years | - |
| Gain YTD | 5.171 | 10.348 | 50% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 3000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 535M | 39.7B | 1% |
| Annual Yield % from dividends | 0.00 | 0.43 | - |
| Returns for 1 year | 2.39 | 7.52 | 32% |
| Returns for 3 years | 45.47 | 56.50 | 80% |
| Returns for 5 years | -7.69 | 14.21 | -54% |
| Returns for 10 years | 92.26 | 154.34 | 60% |