| 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 | 11.454 | 9.713 | 118% |
| 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 | 5.51 | 4.75 | 116% |
| Returns for 3 years | 21.36 | 22.79 | 94% |
| Returns for 5 years | 22.35 | 3.93 | 569% |
| Returns for 10 years | 57.21 | N/A | - |