| 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 | 12.760 | 14.035 | 91% |
| Front Load | 6% | N/A | - |
| Min. Initial Investment | 1000 | 1000000 | 0% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 581M | 333M | 174% |
| Annual Yield % from dividends | 1.29 | 4.56 | 28% |
| Returns for 1 year | 10.04 | 11.69 | 86% |
| Returns for 3 years | 64.31 | 61.16 | 105% |
| Returns for 5 years | 23.64 | 8.83 | 268% |
| Returns for 10 years | 99.01 | N/A | - |