| NRGSX | WSCYX | NRGSX / WSCYX | |
| Total Expense Ratio | 0.74 | 1.13 | 65% |
| Annual Report Gross Expense Ratio | 0.74 | 1.29 | 57% |
| Fund Existence | 13 years | 30 years | - |
| Gain YTD | 5.452 | 3.138 | 174% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 8.49B | 1.07B | 795% |
| Annual Yield % from dividends | 0.48 | 0.00 | - |
| Returns for 1 year | -12.75 | 2.66 | -479% |
| Returns for 3 years | -6.33 | 11.20 | -57% |
| Returns for 5 years | -23.10 | -35.08 | 66% |
| Returns for 10 years | 24.83 | 29.89 | 83% |