| 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 | 16.141 | 12.760 | 126% |
| Front Load | N/A | 6% | - |
| Min. Initial Investment | 0 | 1000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 1.33B | 581M | 228% |
| Annual Yield % from dividends | 2.05 | 1.29 | 159% |
| Returns for 1 year | 6.61 | 10.04 | 66% |
| Returns for 3 years | 56.60 | 64.31 | 88% |
| Returns for 5 years | 26.27 | 23.64 | 111% |
| Returns for 10 years | 79.28 | 99.01 | 80% |