| ISTAX | VIMSX | ISTAX / VIMSX | |
| Total Expense Ratio | 1.44 | 0.17 | 847% |
| Annual Report Gross Expense Ratio | 1.44 | 0.17 | 847% |
| Fund Existence | 19 years | 28 years | - |
| Gain YTD | 12.694 | 10.764 | 118% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 1000 | 3000 | 33% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 48.7M | 199B | 0% |
| Annual Yield % from dividends | 0.37 | 1.38 | 27% |
| Returns for 1 year | -3.43 | 5.67 | -60% |
| Returns for 3 years | -5.73 | 37.82 | -15% |
| Returns for 5 years | -4.14 | 52.23 | -8% |
| Returns for 10 years | 52.05 | 148.83 | 35% |