| NAESX | PVIVX | NAESX / PVIVX | |
| Total Expense Ratio | 0.17 | 1.26 | 13% |
| Annual Report Gross Expense Ratio | 0.17 | 1.26 | 13% |
| Fund Existence | 66 years | 19 years | - |
| Gain YTD | 12.982 | 21.950 | 59% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 2500 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 185B | 157M | 117,834% |
| Annual Yield % from dividends | 1.09 | 0.00 | - |
| Returns for 1 year | 13.09 | 1.18 | 1,105% |
| Returns for 3 years | 49.57 | 12.35 | 401% |
| Returns for 5 years | 32.77 | 8.04 | 407% |
| Returns for 10 years | 152.60 | 96.44 | 158% |