| MRRGX | NRGSX | MRRGX / NRGSX | |
| Total Expense Ratio | 0.88 | 0.74 | 119% |
| Annual Report Gross Expense Ratio | 0.88 | 0.74 | 119% |
| Fund Existence | 11 years | 13 years | - |
| Gain YTD | 5.458 | 6.643 | 82% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 1000000 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 678M | 7.32B | 9% |
| Annual Yield % from dividends | 0.00 | 0.47 | - |
| Returns for 1 year | -1.61 | -5.52 | 29% |
| Returns for 3 years | -0.21 | -0.31 | 69% |
| Returns for 5 years | -37.98 | -22.80 | 167% |
| Returns for 10 years | 0.57 | 7.98 | 7% |