| BIRKX | VSTSX | BIRKX / VSTSX | |
| Total Expense Ratio | 0.43 | 0.01 | 4,300% |
| Annual Report Gross Expense Ratio | 0.51 | 0.01 | 5,100% |
| Fund Existence | 10 years | 10 years | - |
| Gain YTD | 13.204 | 11.205 | 118% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 5000000 | 5000000000 | 0% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 1.23B | 2.3T | 0% |
| Annual Yield % from dividends | 0.68 | 1.07 | 64% |
| Returns for 1 year | 19.17 | 21.48 | 89% |
| Returns for 3 years | 44.47 | 67.06 | 66% |
| Returns for 5 years | 40.10 | 66.56 | 60% |
| Returns for 10 years | 176.33 | 239.53 | 74% |