| NAESX | SSSIX | NAESX / SSSIX | |
| Total Expense Ratio | 0.17 | 1.09 | 16% |
| Annual Report Gross Expense Ratio | 0.17 | 1.09 | 16% |
| Fund Existence | 66 years | 17 years | - |
| Gain YTD | 18.339 | 16.424 | 112% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 100000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 183B | 252M | 72,619% |
| Annual Yield % from dividends | 1.10 | 0.00 | - |
| Returns for 1 year | 24.75 | 9.68 | 256% |
| Returns for 3 years | 58.17 | -1.20 | -4,835% |
| Returns for 5 years | 42.07 | -8.08 | -521% |
| Returns for 10 years | 156.41 | 36.00 | 434% |