| BDBKX | NAESX | BDBKX / NAESX | |
| Total Expense Ratio | 0.07 | 0.17 | 41% |
| Annual Report Gross Expense Ratio | 0.07 | 0.17 | 41% |
| Fund Existence | 15 years | 66 years | - |
| Gain YTD | 17.745 | 12.982 | 137% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 5000000 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 3.91B | 185B | 2% |
| Annual Yield % from dividends | 1.01 | 1.09 | 93% |
| Returns for 1 year | 19.00 | 13.09 | 145% |
| Returns for 3 years | 53.34 | 49.57 | 108% |
| Returns for 5 years | 23.47 | 32.77 | 72% |
| Returns for 10 years | 116.93 | 152.60 | 77% |