| 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 | 15.102 | 14.956 | 101% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 100000 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 9.61B | 6.98B | 138% |
| Annual Yield % from dividends | 2.68 | 2.15 | 125% |
| Returns for 1 year | 14.15 | 13.04 | 109% |
| Returns for 3 years | 32.43 | 25.65 | 126% |
| Returns for 5 years | 12.36 | 9.28 | 133% |
| Returns for 10 years | 63.87 | 54.59 | 117% |