| 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 | -7.590 | 8.644 | -88% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 1000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 8.19B | 1.05B | 779% |
| Annual Yield % from dividends | 0.07 | 0.00 | - |
| Returns for 1 year | -14.62 | -4.42 | 331% |
| Returns for 3 years | -4.10 | -2.14 | 191% |
| Returns for 5 years | -11.01 | -54.79 | 20% |
| Returns for 10 years | 3.70 | -55.19 | -7% |