| NBGUX | VIGAX | NBGUX / VIGAX | |
| Total Expense Ratio | 1.44 | 0.05 | 2,880% |
| Annual Report Gross Expense Ratio | 1.44 | 0.05 | 2,880% |
| Fund Existence | 29 years | 25 years | - |
| Gain YTD | 11.009 | 14.516 | 76% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 3000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 2.59B | 357B | 1% |
| Annual Yield % from dividends | 0.00 | 0.40 | - |
| Returns for 1 year | 6.42 | 16.18 | 40% |
| Returns for 3 years | 50.05 | 105.50 | 47% |
| Returns for 5 years | 30.09 | 94.52 | 32% |
| Returns for 10 years | 66.84 | 328.29 | 20% |