| NAESX | PVIVX | NAESX / PVIVX | |
| Total Expense Ratio | 0.17 | 1.27 | 13% |
| Annual Report Gross Expense Ratio | 0.17 | 1.27 | 13% |
| Fund Existence | 65 years | 18 years | - |
| Gain YTD | 6.726 | -6.241 | -108% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 3000 | 2500 | 120% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 162B | 134M | 120,896% |
| Annual Yield % from dividends | 1.22 | 0.00 | - |
| Returns for 1 year | 1.42 | -12.62 | -11% |
| Returns for 3 years | 33.14 | 14.94 | 222% |
| Returns for 5 years | 48.22 | 35.71 | 135% |
| Returns for 10 years | 137.58 | 111.95 | 123% |