| ISBAX | VFFSX | ISBAX / VFFSX | |
| Total Expense Ratio | 1.21 | 0.01 | 12,100% |
| Annual Report Gross Expense Ratio | 1.70 | 0.01 | 17,000% |
| Fund Existence | 24 years | 10 years | - |
| Gain YTD | 10.385 | 11.210 | 93% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 5000000000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 78.4M | 1.6T | 0% |
| Annual Yield % from dividends | 0.10 | 1.04 | 10% |
| Returns for 1 year | 16.69 | 28.07 | 59% |
| Returns for 3 years | 4.52 | 77.67 | 6% |
| Returns for 5 years | -20.81 | 81.48 | -26% |
| Returns for 10 years | -18.02 | 263.64 | -7% |