| NRGSX | NSNRX | NRGSX / NSNRX | |
| Total Expense Ratio | 0.74 | 1.52 | 49% |
| Annual Report Gross Expense Ratio | 0.74 | 1.77 | 42% |
| Fund Existence | 13 years | 16 years | - |
| Gain YTD | -7.590 | 5.037 | -151% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 8.19B | 506M | 1,619% |
| Annual Yield % from dividends | 0.07 | 0.00 | - |
| Returns for 1 year | -14.62 | -1.08 | 1,354% |
| Returns for 3 years | -4.10 | 39.40 | -10% |
| Returns for 5 years | -11.01 | 2.08 | -528% |
| Returns for 10 years | 3.70 | 69.20 | 5% |