| JSGZX | NRGSX | JSGZX / NRGSX | |
| Total Expense Ratio | 1.49 | 0.74 | 201% |
| Annual Report Gross Expense Ratio | 1.53 | 0.74 | 207% |
| Fund Existence | 18 years | 13 years | - |
| Gain YTD | 25.460 | 16.822 | 151% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 2.49B | 7.63B | 33% |
| Annual Yield % from dividends | 0.00 | 0.45 | - |
| Returns for 1 year | 22.09 | -3.45 | -640% |
| Returns for 3 years | 40.64 | 4.11 | 990% |
| Returns for 5 years | -11.75 | -19.39 | 61% |
| Returns for 10 years | 63.89 | 14.00 | 456% |