| NTKLX | NWXUX | NTKLX / NWXUX | |
| Total Expense Ratio | 1.53 | 0.89 | 172% |
| Annual Report Gross Expense Ratio | 1.55 | 0.97 | 160% |
| Fund Existence | 32 years | 10 years | - |
| Gain YTD | 9.489 | 11.572 | 82% |
| Front Load | 6% | N/A | - |
| Min. Initial Investment | 1000 | 1000000 | 0% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 577M | 292M | 198% |
| Annual Yield % from dividends | 1.34 | 4.77 | 28% |
| Returns for 1 year | 13.07 | 15.96 | 82% |
| Returns for 3 years | 52.85 | 51.34 | 103% |
| Returns for 5 years | 23.25 | 11.62 | 200% |
| Returns for 10 years | 98.26 | N/A | - |