| NBMOX | VISGX | NBMOX / VISGX | |
| Total Expense Ratio | 1.41 | 0.19 | 742% |
| Annual Report Gross Expense Ratio | 1.48 | 0.19 | 779% |
| Fund Existence | 27 years | 28 years | - |
| Gain YTD | 5.172 | 4.171 | 124% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 3000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 538M | 39.3B | 1% |
| Annual Yield % from dividends | 0.00 | 0.41 | - |
| Returns for 1 year | 6.39 | 8.90 | 72% |
| Returns for 3 years | 37.21 | 37.14 | 100% |
| Returns for 5 years | -12.68 | 9.24 | -137% |
| Returns for 10 years | 144.23 | 204.50 | 71% |