| 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 | 13.220 | 18.942 | 70% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 5000000 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 1.03B | 739B | 0% |
| Annual Yield % from dividends | 0.77 | 1.11 | 69% |
| Returns for 1 year | 10.26 | 15.89 | 65% |
| Returns for 3 years | 51.44 | 88.33 | 58% |
| Returns for 5 years | 44.32 | 100.72 | 44% |
| Returns for 10 years | N/A | 268.58 | - |