| NEFFX | NPFCX | NEFFX / NPFCX | |
| Total Expense Ratio | 0.51 | 1.47 | 35% |
| Annual Report Gross Expense Ratio | 0.51 | 1.47 | 35% |
| Fund Existence | 18 years | 25 years | - |
| Gain YTD | 23.686 | 6.243 | 379% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 250 | 250 | 100% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 51.4B | 172B | 30% |
| Annual Yield % from dividends | 0.00 | 0.33 | - |
| Returns for 1 year | 39.06 | 11.61 | 336% |
| Returns for 3 years | 77.73 | 34.24 | 227% |
| Returns for 5 years | 44.24 | 12.94 | 342% |
| Returns for 10 years | 161.75 | 104.50 | 155% |