| NRGSX | PSCHX | NRGSX / PSCHX | |
| Total Expense Ratio | 0.74 | 1.18 | 63% |
| Annual Report Gross Expense Ratio | 0.74 | 1.40 | 53% |
| Fund Existence | 14 years | 9 years | - |
| Gain YTD | 11.425 | 12.740 | 90% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 6.95B | 3.23B | 215% |
| Annual Yield % from dividends | 0.44 | 0.09 | 466% |
| Returns for 1 year | -8.11 | 10.09 | -80% |
| Returns for 3 years | 2.69 | 35.84 | 8% |
| Returns for 5 years | -23.14 | -13.75 | 168% |
| Returns for 10 years | 10.53 | N/A | - |