| NPFFX | PRJZX | NPFFX / PRJZX | |
| Total Expense Ratio | 0.77 | 0.93 | 83% |
| Annual Report Gross Expense Ratio | 0.77 | 0.93 | 83% |
| Fund Existence | 25 years | 14 years | - |
| Gain YTD | 5.301 | 5.296 | 100% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 250 | N/A | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 170B | 4.48B | 3,797% |
| Annual Yield % from dividends | 0.92 | 0.00 | - |
| Returns for 1 year | 7.39 | -13.30 | -56% |
| Returns for 3 years | 34.25 | 9.18 | 373% |
| Returns for 5 years | 13.14 | -16.87 | -78% |
| Returns for 10 years | 108.19 | 171.12 | 63% |