| GFFFX | IGOWX | GFFFX / IGOWX | |
| Total Expense Ratio | 0.40 | 0.64 | 63% |
| Annual Report Gross Expense Ratio | 0.40 | 0.64 | 63% |
| Fund Existence | 18 years | 29 years | - |
| Gain YTD | 5.730 | 2.741 | 209% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 250 | 1000 | 25% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 357B | 736M | 48,505% |
| Annual Yield % from dividends | 0.44 | 0.00 | - |
| Returns for 1 year | 1.80 | -3.65 | -49% |
| Returns for 3 years | 36.81 | 44.49 | 83% |
| Returns for 5 years | 14.43 | -4.08 | -353% |
| Returns for 10 years | 101.64 | 77.72 | 131% |