| 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 | 0.212 | 1.144 | 18% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 5000000 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 1.02B | 753B | 0% |
| Annual Yield % from dividends | 0.75 | 1.10 | 68% |
| Returns for 1 year | 8.91 | 16.01 | 56% |
| Returns for 3 years | 38.43 | 74.47 | 52% |
| Returns for 5 years | 40.30 | 91.34 | 44% |
| Returns for 10 years | N/A | 307.53 | - |