| BSIKX | NTBCX | BSIKX / NTBCX | |
| Total Expense Ratio | 0.63 | 2.03 | 31% |
| Annual Report Gross Expense Ratio | 0.64 | 2.05 | 31% |
| Fund Existence | 10 years | 12 years | - |
| Gain YTD | 1.826 | 1.016 | 180% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 5000000 | 5000 | 100,000% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 48.4B | 7.22B | 670% |
| Annual Yield % from dividends | 4.78 | 3.53 | 135% |
| Returns for 1 year | 6.24 | 4.92 | 127% |
| Returns for 3 years | 22.41 | 15.21 | 147% |
| Returns for 5 years | 15.73 | 4.50 | 349% |
| Returns for 10 years | 46.02 | 25.28 | 182% |