| PDBZX | PTRAX | PDBZX / PTRAX | |
| Total Expense Ratio | 0.49 | 0.78 | 63% |
| Annual Report Gross Expense Ratio | 0.50 | 0.78 | 64% |
| Fund Existence | 30 years | 32 years | - |
| Gain YTD | 0.375 | 0.196 | 192% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | N/A | 1000000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 53.3B | 47.2B | 113% |
| Annual Yield % from dividends | 4.56 | 4.29 | 106% |
| Returns for 1 year | 4.99 | 5.83 | 86% |
| Returns for 3 years | 16.37 | 16.12 | 102% |
| Returns for 5 years | 1.39 | 2.12 | 66% |
| Returns for 10 years | 19.84 | 18.20 | 109% |