| NRGEX | NRGSX | NRGEX / NRGSX | |
| Total Expense Ratio | 0.02 | 0.74 | 3% |
| Annual Report Gross Expense Ratio | 0.68 | 0.74 | 92% |
| Fund Existence | 4 years | 13 years | - |
| Gain YTD | 5.513 | 5.452 | 101% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 8.44B | 8.49B | 99% |
| Annual Yield % from dividends | 1.23 | 0.48 | 258% |
| Returns for 1 year | -12.11 | -12.75 | 95% |
| Returns for 3 years | -4.30 | -6.33 | 68% |
| Returns for 5 years | N/A | -23.10 | - |
| Returns for 10 years | N/A | 24.83 | - |