| EISGX | NRGSX | EISGX / NRGSX | |
| Total Expense Ratio | 0.96 | 0.74 | 130% |
| Annual Report Gross Expense Ratio | 1.14 | 0.74 | 154% |
| Fund Existence | 18 years | 13 years | - |
| Gain YTD | 7.294 | 11.463 | 64% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 1000000 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 131M | 7.48B | 2% |
| Annual Yield % from dividends | 0.28 | 0.44 | 63% |
| Returns for 1 year | -6.08 | -6.74 | 90% |
| Returns for 3 years | 5.44 | -1.46 | -372% |
| Returns for 5 years | -9.81 | -21.28 | 46% |
| Returns for 10 years | 25.19 | 10.09 | 250% |