| NRIQX | VDVIX | NRIQX / VDVIX | |
| Total Expense Ratio | 0.75 | 0.16 | 469% |
| Annual Report Gross Expense Ratio | 0.93 | 0.16 | 581% |
| Fund Existence | 13 years | 13 years | - |
| Gain YTD | 4.290 | 13.691 | 31% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 1.01B | 316B | 0% |
| Annual Yield % from dividends | 1.28 | 2.44 | 52% |
| Returns for 1 year | 4.01 | 27.13 | 15% |
| Returns for 3 years | 26.09 | 52.99 | 49% |
| Returns for 5 years | -4.11 | 40.54 | -10% |
| Returns for 10 years | 52.50 | 104.93 | 50% |