| NAESX | VPRSX | NAESX / VPRSX | |
| Total Expense Ratio | 0.17 | 0.89 | 19% |
| Annual Report Gross Expense Ratio | 0.17 | 0.89 | 19% |
| Fund Existence | 66 years | 10 years | - |
| Gain YTD | 12.196 | -4.151 | -294% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 185B | 284M | 65,141% |
| Annual Yield % from dividends | 1.09 | 0.39 | 281% |
| Returns for 1 year | 13.55 | -2.97 | -456% |
| Returns for 3 years | 49.74 | 5.32 | 935% |
| Returns for 5 years | 31.46 | -29.42 | -107% |
| Returns for 10 years | 148.47 | -16.10 | -922% |