| 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 | 7.915 | 9.517 | 83% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 250 | 500000 | 0% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 166B | 13M | 1,276,923% |
| Annual Yield % from dividends | 0.94 | 1.09 | 87% |
| Returns for 1 year | 7.54 | -37.64 | -20% |
| Returns for 3 years | 43.32 | -51.11 | -85% |
| Returns for 5 years | 12.47 | -64.40 | -19% |
| Returns for 10 years | 110.35 | -37.35 | -295% |