| BIRKX | FXAIX | BIRKX / FXAIX | |
| Total Expense Ratio | 0.43 | 0.01 | 2,867% |
| Annual Report Gross Expense Ratio | 0.51 | 0.01 | 3,400% |
| Fund Existence | 10 years | 15 years | - |
| Gain YTD | 6.791 | 10.128 | 67% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 5000000 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 1.21B | 833B | 0% |
| Annual Yield % from dividends | 0.65 | 1.06 | 62% |
| Returns for 1 year | 13.87 | 19.55 | 71% |
| Returns for 3 years | 34.70 | 70.29 | 49% |
| Returns for 5 years | 36.85 | 82.96 | 44% |
| Returns for 10 years | 160.01 | 284.67 | 56% |