| MRIGX | NRGSX | MRIGX / NRGSX | |
| Total Expense Ratio | 0.96 | 0.74 | 130% |
| Annual Report Gross Expense Ratio | 0.96 | 0.74 | 130% |
| Fund Existence | 12 years | 13 years | - |
| Gain YTD | -12.661 | -15.960 | 79% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 2500 | 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 | -14.27 | -17.45 | 82% |
| Returns for 3 years | 8.83 | 1.18 | 746% |
| Returns for 5 years | -34.74 | -21.20 | 164% |
| Returns for 10 years | 0.84 | 6.91 | 12% |