| NWXUX | PFISX | NWXUX / PFISX | |
| Total Expense Ratio | 0.90 | 1.03 | 87% |
| Annual Report Gross Expense Ratio | 1.05 | 1.03 | 102% |
| Fund Existence | 9 years | 9 years | - |
| Gain YTD | 23.116 | 33.265 | 69% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 1000000 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 260M | 511M | 51% |
| Annual Yield % from dividends | 6.77 | 3.12 | 217% |
| Returns for 1 year | 22.44 | 32.82 | 68% |
| Returns for 3 years | 44.91 | 50.87 | 88% |
| Returns for 5 years | 10.58 | 19.32 | 55% |
| Returns for 10 years | N/A | N/A | - |