| NBGNX | VEXPX | NBGNX / VEXPX | |
| Total Expense Ratio | 0.99 | 0.44 | 225% |
| Annual Report Gross Expense Ratio | 0.99 | 0.44 | 225% |
| Fund Existence | 37 years | 58 years | - |
| Gain YTD | -7.812 | 2.323 | -336% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 1000 | 3000 | 33% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 8.19B | 20.5B | 40% |
| Annual Yield % from dividends | 0.00 | 0.38 | - |
| Returns for 1 year | -14.84 | -6.44 | 231% |
| Returns for 3 years | -4.85 | 17.42 | -28% |
| Returns for 5 years | -12.14 | -4.96 | 245% |
| Returns for 10 years | -8.63 | 29.42 | -29% |