| NRGEX | WRGCX | NRGEX / WRGCX | |
| Total Expense Ratio | 0.02 | 1.88 | 1% |
| Annual Report Gross Expense Ratio | 0.68 | 2.04 | 33% |
| Fund Existence | 5 years | 34 years | - |
| Gain YTD | 12.419 | 18.905 | 66% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 1000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 7.51B | 1.14B | 660% |
| Annual Yield % from dividends | 1.14 | 0.00 | - |
| Returns for 1 year | -4.53 | 16.62 | -27% |
| Returns for 3 years | 0.62 | 8.38 | 7% |
| Returns for 5 years | N/A | -52.93 | - |
| Returns for 10 years | N/A | -43.37 | - |