| NAESX | VSTCX | NAESX / VSTCX | |
| Total Expense Ratio | 0.17 | 0.21 | 81% |
| Annual Report Gross Expense Ratio | 0.17 | 0.21 | 81% |
| Fund Existence | 65 years | 20 years | - |
| Gain YTD | 2.409 | 7.766 | 31% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 3000 | 3000 | 100% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 162B | 2.18B | 7,448% |
| Annual Yield % from dividends | 1.22 | 0.85 | 144% |
| Returns for 1 year | -0.86 | -4.46 | 19% |
| Returns for 3 years | 29.99 | 21.82 | 137% |
| Returns for 5 years | 39.31 | 30.50 | 129% |
| Returns for 10 years | 122.07 | 40.88 | 299% |