| NPFCX | RNPBX | NPFCX / RNPBX | |
| Total Expense Ratio | 1.47 | 1.49 | 99% |
| Annual Report Gross Expense Ratio | 1.47 | 1.49 | 99% |
| Fund Existence | 25 years | 24 years | - |
| Gain YTD | 2.809 | 2.810 | 100% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 250 | 250 | 100% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 163B | 163B | 100% |
| Annual Yield % from dividends | 0.34 | 0.35 | 96% |
| Returns for 1 year | 11.92 | 11.89 | 100% |
| Returns for 3 years | 38.78 | 38.72 | 100% |
| Returns for 5 years | 13.86 | 13.75 | 101% |
| Returns for 10 years | 117.38 | 117.22 | 100% |