| PRGTX | WFTIX | PRGTX / WFTIX | |
| Total Expense Ratio | 0.92 | 0.90 | 102% |
| Annual Report Gross Expense Ratio | 0.92 | 0.98 | 94% |
| Fund Existence | 25 years | 9 years | - |
| Gain YTD | 27.277 | -9.155 | -298% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 2500 | 1000000 | 0% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 5.72B | 382M | 1,497% |
| Annual Yield % from dividends | 0.00 | 0.00 | - |
| Returns for 1 year | 22.97 | -11.64 | -197% |
| Returns for 3 years | 165.23 | 33.45 | 494% |
| Returns for 5 years | -3.38 | -42.04 | 8% |
| Returns for 10 years | 95.80 | N/A | - |