| NRGSX | NSNRX | NRGSX / NSNRX | |
| Total Expense Ratio | 0.74 | 1.52 | 49% |
| Annual Report Gross Expense Ratio | 0.74 | 1.74 | 43% |
| Fund Existence | 14 years | 17 years | - |
| Gain YTD | 11.425 | 5.300 | 216% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 6.95B | 632M | 1,100% |
| Annual Yield % from dividends | 0.44 | 0.00 | - |
| Returns for 1 year | -8.11 | 2.17 | -373% |
| Returns for 3 years | 2.69 | 41.53 | 6% |
| Returns for 5 years | -23.14 | -5.98 | 387% |
| Returns for 10 years | 10.53 | 93.46 | 11% |