| 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 | 15.348 | 13.903 | 110% |
| 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 | 1.08 | 0.00 | - |
| Returns for 1 year | 27.66 | 19.60 | 141% |
| Returns for 3 years | 57.38 | -1.60 | -3,588% |
| Returns for 5 years | 33.59 | -10.04 | -335% |
| Returns for 10 years | 172.93 | 45.32 | 382% |