| PNGYX | TRTIX | PNGYX / TRTIX | |
| Total Expense Ratio | 0.77 | 0.68 | 113% |
| Annual Report Gross Expense Ratio | 0.93 | 0.68 | 137% |
| Fund Existence | 25 years | 10 years | - |
| Gain YTD | 6.744 | 8.287 | 81% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 500000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 1.15B | 17.1B | 7% |
| Annual Yield % from dividends | 1.95 | 2.62 | 74% |
| Returns for 1 year | 37.99 | 50.59 | 75% |
| Returns for 3 years | 65.83 | 86.65 | 76% |
| Returns for 5 years | 78.00 | 103.04 | 76% |
| Returns for 10 years | 136.59 | 165.49 | 83% |