| NBPAX | OPACX | NBPAX / OPACX | |
| Total Expense Ratio | 0.62 | 1.59 | 39% |
| Annual Report Gross Expense Ratio | 0.62 | 1.59 | 39% |
| Fund Existence | 29 years | 31 years | - |
| Gain YTD | 2.101 | 1.747 | 120% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 100000 | 1000 | 10,000% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 365M | 669M | 55% |
| Annual Yield % from dividends | 3.57 | 3.72 | 96% |
| Returns for 1 year | 8.44 | 6.13 | 138% |
| Returns for 3 years | 12.17 | 8.67 | 140% |
| Returns for 5 years | 3.94 | 0.70 | 566% |
| Returns for 10 years | 15.08 | 23.85 | 63% |