| 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 | -1.947 | 5.452 | -36% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 1000000 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 678M | 8.49B | 8% |
| Annual Yield % from dividends | 0.00 | 0.48 | - |
| Returns for 1 year | -17.82 | -12.75 | 140% |
| Returns for 3 years | -10.36 | -6.33 | 164% |
| Returns for 5 years | -39.73 | -23.10 | 172% |
| Returns for 10 years | 10.60 | 24.83 | 43% |