| NBGEX | VISGX | NBGEX / VISGX | |
| Total Expense Ratio | 1.09 | 0.19 | 574% |
| Annual Report Gross Expense Ratio | 1.09 | 0.19 | 574% |
| Fund Existence | 33 years | 28 years | - |
| Gain YTD | 13.589 | 14.635 | 93% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 7.14B | 43.9B | 16% |
| Annual Yield % from dividends | 0.08 | 0.32 | 27% |
| Returns for 1 year | -4.71 | 19.14 | -25% |
| Returns for 3 years | -0.35 | 49.94 | -1% |
| Returns for 5 years | -24.65 | 17.09 | -144% |
| Returns for 10 years | 6.04 | 164.80 | 4% |