| NBFAX | NPFFX | NBFAX / NPFFX | |
| Total Expense Ratio | 1.33 | 0.77 | 173% |
| Annual Report Gross Expense Ratio | 1.33 | 0.77 | 173% |
| Fund Existence | 30 years | 25 years | - |
| Gain YTD | 7.983 | 5.429 | 147% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 250 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 840M | 172B | 0% |
| Annual Yield % from dividends | 0.07 | 0.92 | 8% |
| Returns for 1 year | 10.47 | 11.71 | 89% |
| Returns for 3 years | 53.40 | 37.32 | 143% |
| Returns for 5 years | 10.09 | 16.50 | 61% |
| Returns for 10 years | -17.47 | 117.86 | -15% |