| NBIIX | VDIPX | NBIIX / VDIPX | |
| Total Expense Ratio | 0.85 | 0.02 | 4,250% |
| Annual Report Gross Expense Ratio | 1.03 | 0.02 | 5,150% |
| Fund Existence | 21 years | 12 years | - |
| Gain YTD | 5.056 | 13.417 | 38% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 1000000 | 100000000 | 1% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 1.03B | 316B | 0% |
| Annual Yield % from dividends | 1.17 | 2.55 | 46% |
| Returns for 1 year | 0.85 | 23.97 | 4% |
| Returns for 3 years | 29.88 | 57.08 | 52% |
| Returns for 5 years | -3.11 | 40.02 | -8% |
| Returns for 10 years | 54.89 | 107.87 | 51% |