| BOPIX | VFFSX | BOPIX / VFFSX | |
| Total Expense Ratio | 0.86 | 0.01 | 8,600% |
| Annual Report Gross Expense Ratio | 0.86 | 0.01 | 8,600% |
| Fund Existence | 23 years | 10 years | - |
| Gain YTD | 9.788 | 10.685 | 92% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 1000000 | 5000000000 | 0% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 350M | 1.67T | 0% |
| Annual Yield % from dividends | 0.00 | 1.08 | - |
| Returns for 1 year | 1.47 | 21.07 | 7% |
| Returns for 3 years | -2.84 | 68.45 | -4% |
| Returns for 5 years | -19.13 | 73.48 | -26% |
| Returns for 10 years | 28.26 | 251.21 | 11% |