| FIXIX | NTKLX | FIXIX / NTKLX | |
| Total Expense Ratio | 0.95 | 1.53 | 62% |
| Annual Report Gross Expense Ratio | 0.95 | 1.55 | 61% |
| Fund Existence | 23 years | 32 years | - |
| Gain YTD | 10.599 | 12.934 | 82% |
| Front Load | N/A | 6% | - |
| Min. Initial Investment | 0 | 1000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 5.61B | 584M | 961% |
| Annual Yield % from dividends | 2.98 | 1.30 | 228% |
| Returns for 1 year | 18.68 | 21.55 | 87% |
| Returns for 3 years | 49.99 | 65.64 | 76% |
| Returns for 5 years | 29.49 | 26.66 | 111% |
| Returns for 10 years | 94.10 | 97.94 | 96% |