| NRGEX | PRDSX | NRGEX / PRDSX | |
| Total Expense Ratio | 0.02 | 0.79 | 3% |
| Annual Report Gross Expense Ratio | 0.68 | 0.79 | 86% |
| Fund Existence | 4 years | 29 years | - |
| Gain YTD | 5.513 | 4.905 | 112% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 2500 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 8.44B | 8.34B | 101% |
| Annual Yield % from dividends | 1.23 | 0.00 | - |
| Returns for 1 year | -12.11 | 5.38 | -225% |
| Returns for 3 years | -4.30 | 21.30 | -20% |
| Returns for 5 years | N/A | -6.64 | - |
| Returns for 10 years | N/A | 110.54 | - |