| MRIGX | NRGSX | MRIGX / NRGSX | |
| Total Expense Ratio | 0.96 | 0.74 | 130% |
| Annual Report Gross Expense Ratio | 0.96 | 0.74 | 130% |
| Fund Existence | 13 years | 13 years | - |
| Gain YTD | 1.566 | 13.305 | 12% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 2500 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 678M | 7.53B | 9% |
| Annual Yield % from dividends | 0.00 | 0.45 | - |
| Returns for 1 year | -6.74 | -3.03 | 222% |
| Returns for 3 years | -8.98 | -1.68 | 535% |
| Returns for 5 years | -43.72 | -21.75 | 201% |
| Returns for 10 years | -8.41 | 13.23 | -64% |