| IRGFX | NRGSX | IRGFX / NRGSX | |
| Total Expense Ratio | 0.76 | 0.74 | 103% |
| Annual Report Gross Expense Ratio | 0.92 | 0.74 | 124% |
| Fund Existence | 11 years | 13 years | - |
| Gain YTD | 10.588 | -5.203 | -204% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 1000000 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 1.07B | 8.43B | 13% |
| Annual Yield % from dividends | 0.00 | 0.07 | - |
| Returns for 1 year | 2.86 | -14.42 | -20% |
| Returns for 3 years | 23.75 | -2.02 | -1,175% |
| Returns for 5 years | -14.23 | -7.58 | 188% |
| Returns for 10 years | 13.60 | 8.36 | 163% |