| CSFZX | IRFZX | CSFZX / IRFZX | |
| Total Expense Ratio | 0.84 | 1.00 | 84% |
| Annual Report Gross Expense Ratio | 0.84 | 1.13 | 74% |
| Fund Existence | 11 years | 10 years | - |
| Gain YTD | 9.622 | 19.641 | 49% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 2.06B | 271M | 759% |
| Annual Yield % from dividends | 2.84 | 2.99 | 95% |
| Returns for 1 year | 3.85 | 13.90 | 28% |
| Returns for 3 years | 21.36 | 14.13 | 151% |
| Returns for 5 years | 19.89 | -4.88 | -407% |
| Returns for 10 years | 49.07 | 29.92 | 164% |