| PGKZX | PRGTX | PGKZX / PRGTX | |
| Total Expense Ratio | 0.85 | 0.93 | 91% |
| Annual Report Gross Expense Ratio | 1.39 | 0.93 | 149% |
| Fund Existence | 8 years | 26 years | - |
| Gain YTD | 15.758 | 25.085 | 63% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 2500 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 46.4M | 7.92B | 1% |
| Annual Yield % from dividends | 0.00 | 0.00 | - |
| Returns for 1 year | 18.72 | 39.13 | 48% |
| Returns for 3 years | 86.30 | 126.23 | 68% |
| Returns for 5 years | 64.79 | 5.19 | 1,247% |
| Returns for 10 years | N/A | 134.04 | - |