| NRGSX | WRGCX | NRGSX / WRGCX | |
| Total Expense Ratio | 0.74 | 1.88 | 39% |
| Annual Report Gross Expense Ratio | 0.74 | 2.04 | 36% |
| Fund Existence | 13 years | 33 years | - |
| Gain YTD | -4.162 | 13.354 | -31% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 1000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 8.43B | 1.07B | 785% |
| Annual Yield % from dividends | 0.07 | 0.00 | - |
| Returns for 1 year | -13.93 | -2.93 | 476% |
| Returns for 3 years | -1.73 | 0.97 | -179% |
| Returns for 5 years | -6.57 | -51.80 | 13% |
| Returns for 10 years | 10.77 | -51.96 | -21% |