| NPFFX | RPEBX | NPFFX / RPEBX | |
| Total Expense Ratio | 0.78 | 1.21 | 64% |
| Annual Report Gross Expense Ratio | 0.78 | 1.21 | 64% |
| Fund Existence | 25 years | 11 years | - |
| Gain YTD | 21.169 | 20.706 | 102% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 250 | 250 | 100% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 165B | 165B | 100% |
| Annual Yield % from dividends | 0.43 | 0.11 | 377% |
| Returns for 1 year | 14.58 | 14.00 | 104% |
| Returns for 3 years | 50.75 | 49.12 | 103% |
| Returns for 5 years | 33.79 | 31.10 | 109% |
| Returns for 10 years | 101.06 | 94.07 | 107% |