| NRGSX | NSNRX | NRGSX / NSNRX | |
| Total Expense Ratio | 0.74 | 1.52 | 49% |
| Annual Report Gross Expense Ratio | 0.74 | 1.74 | 43% |
| Fund Existence | 13 years | 17 years | - |
| Gain YTD | 16.543 | 10.460 | 158% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 7.39B | 665M | 1,111% |
| Annual Yield % from dividends | 0.45 | 0.00 | - |
| Returns for 1 year | -1.20 | 14.37 | -8% |
| Returns for 3 years | 7.14 | 51.81 | 14% |
| Returns for 5 years | -18.93 | 5.22 | -363% |
| Returns for 10 years | 12.86 | 97.81 | 13% |