| NBFCX | NPFFX | NBFCX / NPFFX | |
| Total Expense Ratio | 1.10 | 0.77 | 143% |
| Annual Report Gross Expense Ratio | 1.10 | 0.77 | 143% |
| Fund Existence | 33 years | 25 years | - |
| Gain YTD | 7.592 | 5.301 | 143% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 250 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 831M | 170B | 0% |
| Annual Yield % from dividends | 0.10 | 0.92 | 11% |
| Returns for 1 year | 4.56 | 7.39 | 62% |
| Returns for 3 years | 51.62 | 34.25 | 151% |
| Returns for 5 years | 5.06 | 13.14 | 38% |
| Returns for 10 years | 25.60 | 108.19 | 24% |