| DFFVX | PZISX | DFFVX / PZISX | |
| Total Expense Ratio | 0.29 | 1.00 | 29% |
| Annual Report Gross Expense Ratio | 0.30 | 1.39 | 22% |
| Fund Existence | 26 years | 10 years | - |
| Gain YTD | 15.948 | 18.070 | 88% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 1000000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 16.1B | 95.5M | 16,859% |
| Annual Yield % from dividends | 1.51 | 0.06 | 2,622% |
| Returns for 1 year | 33.27 | 24.74 | 135% |
| Returns for 3 years | 62.04 | 30.52 | 203% |
| Returns for 5 years | 49.01 | 11.55 | 424% |
| Returns for 10 years | 128.62 | 71.67 | 179% |