| IOGPX | NPFFX | IOGPX / NPFFX | |
| Total Expense Ratio | 1.21 | 0.77 | 157% |
| Annual Report Gross Expense Ratio | 1.33 | 0.77 | 173% |
| Fund Existence | 17 years | 25 years | - |
| Gain YTD | -12.887 | 4.401 | -293% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 250 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 975M | 172B | 1% |
| Annual Yield % from dividends | 0.73 | 0.92 | 79% |
| Returns for 1 year | -8.29 | 10.13 | -82% |
| Returns for 3 years | -59.40 | 38.91 | -153% |
| Returns for 5 years | -72.58 | 12.82 | -566% |
| Returns for 10 years | -54.24 | 119.52 | -45% |