| 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 | 12.738 | 11.562 | 110% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 5000000 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 1.23B | 832B | 0% |
| Annual Yield % from dividends | 0.68 | 1.03 | 66% |
| Returns for 1 year | 24.85 | 29.57 | 84% |
| Returns for 3 years | 51.26 | 84.73 | 61% |
| Returns for 5 years | 44.81 | 94.64 | 47% |
| Returns for 10 years | 183.32 | 301.46 | 61% |