| PGKZX | PRGTX | PGKZX / PRGTX | |
| Total Expense Ratio | 0.85 | 0.92 | 92% |
| Annual Report Gross Expense Ratio | 1.45 | 0.92 | 158% |
| Fund Existence | 7 years | 25 years | - |
| Gain YTD | 14.065 | 22.675 | 62% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 2500 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 39.3M | 5.51B | 1% |
| Annual Yield % from dividends | 0.00 | 0.00 | - |
| Returns for 1 year | 11.28 | 23.15 | 49% |
| Returns for 3 years | 143.94 | 135.85 | 106% |
| Returns for 5 years | 69.10 | -0.23 | -29,543% |
| Returns for 10 years | N/A | 72.44 | - |