| IVIPX | RIDBX | IVIPX / RIDBX | |
| Total Expense Ratio | 1.02 | 1.35 | 76% |
| Annual Report Gross Expense Ratio | 1.31 | 1.35 | 97% |
| Fund Existence | 17 years | 24 years | - |
| Gain YTD | 5.220 | 5.655 | 92% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 250 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 462M | 147B | 0% |
| Annual Yield % from dividends | 1.16 | 2.80 | 42% |
| Returns for 1 year | -16.85 | 7.99 | -211% |
| Returns for 3 years | -10.67 | 32.93 | -32% |
| Returns for 5 years | -27.90 | 17.73 | -157% |
| Returns for 10 years | -4.69 | 50.89 | -9% |