| CSFZX | PUREX | CSFZX / PUREX | |
| Total Expense Ratio | 0.84 | 1.31 | 64% |
| Annual Report Gross Expense Ratio | 0.84 | 1.50 | 56% |
| Fund Existence | 11 years | 8 years | - |
| Gain YTD | 9.981 | 9.713 | 103% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 2.06B | 901M | 228% |
| Annual Yield % from dividends | 2.84 | 2.09 | 136% |
| Returns for 1 year | 4.27 | 4.75 | 90% |
| Returns for 3 years | 22.37 | 22.79 | 98% |
| Returns for 5 years | 20.73 | 3.93 | 527% |
| Returns for 10 years | 53.72 | N/A | - |