| NPFCX | ZGFIX | NPFCX / ZGFIX | |
| Total Expense Ratio | 1.48 | 0.85 | 174% |
| Annual Report Gross Expense Ratio | 1.48 | 0.87 | 170% |
| Fund Existence | 25 years | 8 years | - |
| Gain YTD | 2.366 | 1.295 | 183% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 250 | 250000 | 0% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 163B | 475M | 34,316% |
| Annual Yield % from dividends | 0.35 | 0.70 | 49% |
| Returns for 1 year | 15.18 | 11.92 | 127% |
| Returns for 3 years | 42.77 | 35.22 | 121% |
| Returns for 5 years | 15.11 | 42.41 | 36% |
| Returns for 10 years | 114.38 | N/A | - |