| NBPBX | VVIAX | NBPBX / VVIAX | |
| Total Expense Ratio | 1.10 | 0.05 | 2,200% |
| Annual Report Gross Expense Ratio | 1.10 | 0.05 | 2,200% |
| Fund Existence | 29 years | 25 years | - |
| Gain YTD | 16.785 | 11.973 | 140% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 3000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 8.56B | 208B | 4% |
| Annual Yield % from dividends | 1.54 | 2.09 | 74% |
| Returns for 1 year | 11.59 | 6.69 | 173% |
| Returns for 3 years | 24.84 | 33.49 | 74% |
| Returns for 5 years | 70.55 | 66.35 | 106% |
| Returns for 10 years | 84.52 | 134.97 | 63% |