| 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 | 9.616 | -2.937 | -327% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 3000 | 2500 | 120% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 163B | 137M | 118,978% |
| Annual Yield % from dividends | 1.21 | 0.00 | - |
| Returns for 1 year | 7.55 | -10.40 | -73% |
| Returns for 3 years | 45.02 | 23.72 | 190% |
| Returns for 5 years | 36.08 | 15.96 | 226% |
| Returns for 10 years | 141.47 | 110.76 | 128% |