| NBGEX | VISGX | NBGEX / VISGX | |
| Total Expense Ratio | 1.09 | 0.19 | 574% |
| Annual Report Gross Expense Ratio | 1.09 | 0.19 | 574% |
| Fund Existence | 32 years | 28 years | - |
| Gain YTD | -7.882 | 2.530 | -312% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 3000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 8.19B | 39.7B | 21% |
| Annual Yield % from dividends | 0.00 | 0.43 | - |
| Returns for 1 year | -14.94 | 0.48 | -3,128% |
| Returns for 3 years | -5.18 | 37.92 | -14% |
| Returns for 5 years | -12.63 | 18.88 | -67% |
| Returns for 10 years | 2.15 | 135.27 | 2% |