| 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 | -12.369 | -15.960 | 78% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 1000000 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 678M | 8.19B | 8% |
| Annual Yield % from dividends | 0.00 | 0.07 | - |
| Returns for 1 year | -14.00 | -17.45 | 80% |
| Returns for 3 years | 9.37 | 1.18 | 791% |
| Returns for 5 years | -34.01 | -21.20 | 160% |
| Returns for 10 years | 2.59 | 6.91 | 38% |