| IRCZX | NTKLX | IRCZX / NTKLX | |
| Total Expense Ratio | 1.10 | 1.53 | 72% |
| Annual Report Gross Expense Ratio | 1.10 | 1.55 | 71% |
| Fund Existence | 11 years | 32 years | - |
| Gain YTD | 12.619 | 9.489 | 133% |
| Front Load | N/A | 6% | - |
| Min. Initial Investment | 0 | 1000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 1.29B | 577M | 223% |
| Annual Yield % from dividends | 2.15 | 1.34 | 160% |
| Returns for 1 year | 7.25 | 13.07 | 55% |
| Returns for 3 years | 45.99 | 52.85 | 87% |
| Returns for 5 years | 26.40 | 23.25 | 114% |
| Returns for 10 years | 78.57 | 98.26 | 80% |