| 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 | -15.791 | 5.301 | -298% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 250 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 937M | 170B | 1% |
| Annual Yield % from dividends | 0.73 | 0.92 | 79% |
| Returns for 1 year | -14.18 | 7.39 | -192% |
| Returns for 3 years | -62.60 | 34.25 | -183% |
| Returns for 5 years | -73.95 | 13.14 | -563% |
| Returns for 10 years | -58.57 | 108.19 | -54% |