| NAESX | VVICX | NAESX / VVICX | |
| Total Expense Ratio | 0.17 | N/A | - |
| Annual Report Gross Expense Ratio | 0.17 | N/A | - |
| Fund Existence | 66 years | 4 years | - |
| Gain YTD | 14.457 | 13.049 | 111% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 189B | 211M | 89,573% |
| Annual Yield % from dividends | 1.07 | 1.22 | 88% |
| Returns for 1 year | 20.61 | 25.43 | 81% |
| Returns for 3 years | 44.52 | 29.09 | 153% |
| Returns for 5 years | 35.95 | N/A | - |
| Returns for 10 years | 152.06 | N/A | - |