| 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 | 6.416 | -0.434 | -1,479% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 2.32B | 244M | 949% |
| Annual Yield % from dividends | 3.24 | 5.26 | 62% |
| Returns for 1 year | 10.95 | 6.16 | 178% |
| Returns for 3 years | 28.63 | 15.36 | 186% |
| Returns for 5 years | 6.56 | -16.76 | -39% |
| Returns for 10 years | 52.58 | 22.64 | 232% |