| CSDIX | PREPX | CSDIX / PREPX | |
| Total Expense Ratio | 0.85 | 1.06 | 80% |
| Annual Report Gross Expense Ratio | 0.85 | 1.06 | 80% |
| Fund Existence | 28 years | 26 years | - |
| Gain YTD | 11.763 | 11.491 | 102% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 100000 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 9.36B | 6.87B | 136% |
| Annual Yield % from dividends | 2.80 | 2.27 | 123% |
| Returns for 1 year | 11.27 | 9.39 | 120% |
| Returns for 3 years | 39.31 | 31.89 | 123% |
| Returns for 5 years | 12.02 | 9.42 | 128% |
| Returns for 10 years | 66.22 | 58.97 | 112% |