| CSFZX | PUREX | CSFZX / PUREX | |
| Total Expense Ratio | 0.84 | 1.30 | 65% |
| Annual Report Gross Expense Ratio | 0.84 | 1.50 | 56% |
| Fund Existence | 11 years | 8 years | - |
| Gain YTD | 2.548 | 4.000 | 64% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | N/A | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 2.05B | 1B | 204% |
| Annual Yield % from dividends | 3.42 | 2.42 | 141% |
| Returns for 1 year | 11.74 | 11.65 | 101% |
| Returns for 3 years | 14.59 | 17.47 | 84% |
| Returns for 5 years | 19.32 | 2.93 | 659% |
| Returns for 10 years | 64.06 | N/A | - |