| IVIFX | VFWPX | IVIFX / VFWPX | |
| Total Expense Ratio | 1.76 | 0.03 | 5,867% |
| Annual Report Gross Expense Ratio | 2.05 | 0.03 | 6,833% |
| Fund Existence | 29 years | 16 years | - |
| Gain YTD | 10.114 | 15.155 | 67% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 1000 | 100000000 | 0% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 1.33B | 98.6B | 1% |
| Annual Yield % from dividends | 0.40 | 2.49 | 16% |
| Returns for 1 year | -2.19 | 19.75 | -11% |
| Returns for 3 years | 29.78 | 61.85 | 48% |
| Returns for 5 years | 20.12 | 38.07 | 53% |
| Returns for 10 years | 55.12 | 104.72 | 53% |