| DFISX | NTKLX | DFISX / NTKLX | |
| Total Expense Ratio | 0.39 | 1.54 | 25% |
| Annual Report Gross Expense Ratio | 0.39 | 1.60 | 24% |
| Fund Existence | 29 years | 31 years | - |
| Gain YTD | 31.906 | 33.933 | 94% |
| Front Load | N/A | 6% | - |
| Min. Initial Investment | 0 | 1000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 14.2B | 452M | 3,142% |
| Annual Yield % from dividends | 2.90 | 1.72 | 168% |
| Returns for 1 year | 28.82 | 30.59 | 94% |
| Returns for 3 years | 51.20 | 57.21 | 89% |
| Returns for 5 years | 42.15 | 43.00 | 98% |
| Returns for 10 years | 61.21 | 79.12 | 77% |