| CSFZX | IRFRX | CSFZX / IRFRX | |
| Total Expense Ratio | 0.84 | 1.50 | 56% |
| Annual Report Gross Expense Ratio | 0.84 | 1.69 | 50% |
| Fund Existence | 12 years | 11 years | - |
| Gain YTD | 5.508 | -4.769 | -115% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 2.3B | 237M | 970% |
| Annual Yield % from dividends | 3.27 | 5.65 | 58% |
| Returns for 1 year | 4.84 | -4.79 | -101% |
| Returns for 3 years | 27.46 | 14.06 | 195% |
| Returns for 5 years | 3.55 | -19.83 | -18% |
| Returns for 10 years | 47.15 | 17.21 | 274% |