| CSFZX | PURZX | CSFZX / PURZX | |
| Total Expense Ratio | 0.84 | 0.96 | 88% |
| Annual Report Gross Expense Ratio | 0.84 | 0.96 | 88% |
| Fund Existence | 12 years | 28 years | - |
| Gain YTD | 10.660 | 13.657 | 78% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | N/A | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 2.38B | 1.11B | 214% |
| Annual Yield % from dividends | 3.16 | 2.62 | 120% |
| Returns for 1 year | 12.41 | 15.80 | 79% |
| Returns for 3 years | 36.59 | 42.47 | 86% |
| Returns for 5 years | 8.45 | -3.58 | -236% |
| Returns for 10 years | 49.22 | 18.76 | 262% |