| NPFFX | WGFIX | NPFFX / WGFIX | |
| Total Expense Ratio | 0.77 | 0.90 | 86% |
| Annual Report Gross Expense Ratio | 0.77 | 1.72 | 45% |
| Fund Existence | 25 years | 19 years | - |
| Gain YTD | 5.301 | 8.006 | 66% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 250 | 500000 | 0% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 170B | 13.9M | 1,223,022% |
| Annual Yield % from dividends | 0.92 | 1.07 | 87% |
| Returns for 1 year | 7.39 | -38.19 | -19% |
| Returns for 3 years | 34.25 | -55.04 | -62% |
| Returns for 5 years | 13.14 | -63.30 | -21% |
| Returns for 10 years | 108.19 | -36.85 | -294% |