| MRRGX | NRGSX | MRRGX / NRGSX | |
| Total Expense Ratio | 0.88 | 0.74 | 119% |
| Annual Report Gross Expense Ratio | 0.88 | 0.74 | 119% |
| Fund Existence | 12 years | 13 years | - |
| Gain YTD | 6.639 | 12.002 | 55% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 1000000 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 678M | 7.51B | 9% |
| Annual Yield % from dividends | 0.00 | 0.44 | - |
| Returns for 1 year | -4.79 | -5.23 | 92% |
| Returns for 3 years | -3.80 | -1.53 | 248% |
| Returns for 5 years | -38.69 | -19.58 | 198% |
| Returns for 10 years | -1.88 | 11.10 | -17% |