| PNRZX | PRNEX | PNRZX / PRNEX | |
| Total Expense Ratio | 0.92 | 0.77 | 119% |
| Annual Report Gross Expense Ratio | 0.92 | 0.77 | 119% |
| Fund Existence | 29 years | 57 years | - |
| Gain YTD | 34.145 | 18.245 | 187% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 2500 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 768M | 2.48B | 31% |
| Annual Yield % from dividends | 0.95 | 1.77 | 53% |
| Returns for 1 year | 25.52 | 6.24 | 409% |
| Returns for 3 years | 21.94 | 7.72 | 284% |
| Returns for 5 years | 122.54 | 51.77 | 237% |
| Returns for 10 years | 148.44 | 73.31 | 202% |