| 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 | 4.401 | 9.517 | 46% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 250 | 500000 | 0% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 172B | 14.6M | 1,178,082% |
| Annual Yield % from dividends | 0.92 | 1.07 | 86% |
| Returns for 1 year | 10.13 | -34.70 | -29% |
| Returns for 3 years | 38.91 | -52.59 | -74% |
| Returns for 5 years | 12.82 | -61.80 | -21% |
| Returns for 10 years | 119.52 | -32.87 | -364% |