| NPFFX | WGFIX | NPFFX / WGFIX | |
| Total Expense Ratio | 0.77 | 0.90 | 86% |
| Annual Report Gross Expense Ratio | 0.77 | 1.22 | 63% |
| Fund Existence | 25 years | 18 years | - |
| Gain YTD | 1.600 | 0.000 | - |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 250 | 500000 | 0% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 163B | 17.3M | 942,197% |
| Annual Yield % from dividends | 0.96 | 1.11 | 86% |
| Returns for 1 year | 12.88 | -39.95 | -32% |
| Returns for 3 years | 41.24 | -54.51 | -76% |
| Returns for 5 years | 16.48 | -62.47 | -26% |
| Returns for 10 years | 127.77 | -33.08 | -386% |