| 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 | 13.390 | 15.950 | 84% |
| Front Load | 6% | N/A | - |
| Min. Initial Investment | 1000 | 1000000 | 0% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 579M | 304M | 190% |
| Annual Yield % from dividends | 1.35 | 4.73 | 29% |
| Returns for 1 year | 14.43 | 17.45 | 83% |
| Returns for 3 years | 66.81 | 65.21 | 102% |
| Returns for 5 years | 30.81 | 16.43 | 188% |
| Returns for 10 years | 96.21 | N/A | - |