| NAESX | SFSNX | NAESX / SFSNX | |
| Total Expense Ratio | 0.17 | 0.25 | 68% |
| Annual Report Gross Expense Ratio | 0.17 | 0.25 | 68% |
| Fund Existence | 65 years | 19 years | - |
| Gain YTD | 2.409 | 1.297 | 186% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 3000 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 162B | 1.69B | 9,586% |
| Annual Yield % from dividends | 1.22 | 1.64 | 74% |
| Returns for 1 year | -0.86 | -2.14 | 40% |
| Returns for 3 years | 29.99 | 19.15 | 157% |
| Returns for 5 years | 39.31 | 34.76 | 113% |
| Returns for 10 years | 122.07 | 51.59 | 237% |