| 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 | 18.339 | 31.229 | 59% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 2500 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 183B | 170M | 107,647% |
| Annual Yield % from dividends | 1.10 | 0.00 | - |
| Returns for 1 year | 24.75 | 15.44 | 160% |
| Returns for 3 years | 58.17 | 20.26 | 287% |
| Returns for 5 years | 42.07 | 18.32 | 230% |
| Returns for 10 years | 156.41 | 108.40 | 144% |