| PRGTX | WFTIX | PRGTX / WFTIX | |
| Total Expense Ratio | 0.93 | 0.90 | 103% |
| Annual Report Gross Expense Ratio | 0.93 | 0.98 | 95% |
| Fund Existence | 26 years | 10 years | - |
| Gain YTD | 32.392 | 7.381 | 439% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 2500 | 1000000 | 0% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 8.2B | 352M | 2,330% |
| Annual Yield % from dividends | 0.00 | 0.00 | - |
| Returns for 1 year | 45.25 | -8.33 | -543% |
| Returns for 3 years | 159.41 | 21.59 | 738% |
| Returns for 5 years | 11.27 | -42.06 | -27% |
| Returns for 10 years | 140.59 | N/A | - |