| NAESX | SFSNX | NAESX / SFSNX | |
| Total Expense Ratio | 0.17 | 0.25 | 68% |
| Annual Report Gross Expense Ratio | 0.17 | 0.25 | 68% |
| Fund Existence | 66 years | 19 years | - |
| Gain YTD | 12.982 | 15.279 | 85% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 185B | 2.32B | 7,960% |
| Annual Yield % from dividends | 1.09 | 1.15 | 94% |
| Returns for 1 year | 13.09 | 15.03 | 87% |
| Returns for 3 years | 49.57 | 51.36 | 97% |
| Returns for 5 years | 32.77 | 24.11 | 136% |
| Returns for 10 years | 152.60 | 87.96 | 173% |