| 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 | 10.429 | 10.328 | 101% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 100000 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 9.52B | 6.73B | 141% |
| Annual Yield % from dividends | 2.80 | 2.27 | 123% |
| Returns for 1 year | 10.44 | 8.41 | 124% |
| Returns for 3 years | 35.15 | 26.73 | 131% |
| Returns for 5 years | 11.48 | 9.53 | 120% |
| Returns for 10 years | 66.18 | 59.55 | 111% |