| NRGEX | PGSGX | NRGEX / PGSGX | |
| Total Expense Ratio | 0.02 | 1.24 | 2% |
| Annual Report Gross Expense Ratio | 0.68 | 1.26 | 54% |
| Fund Existence | 5 years | 35 years | - |
| Gain YTD | 16.391 | 24.630 | 67% |
| Front Load | N/A | 5% | - |
| Min. Initial Investment | 0 | 1000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 7.43B | 2.46B | 302% |
| Annual Yield % from dividends | 1.15 | 0.00 | - |
| Returns for 1 year | 0.95 | 27.76 | 3% |
| Returns for 3 years | 5.66 | 42.19 | 13% |
| Returns for 5 years | N/A | -10.52 | - |
| Returns for 10 years | N/A | 73.21 | - |