| NAESX | SIVIX | NAESX / SIVIX | |
| Total Expense Ratio | 0.17 | 0.75 | 23% |
| Annual Report Gross Expense Ratio | 0.17 | 0.89 | 19% |
| Fund Existence | 65 years | 27 years | - |
| Gain YTD | 6.726 | -0.524 | -1,283% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 3000 | 10000000 | 0% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 162B | 496M | 32,661% |
| Annual Yield % from dividends | 1.22 | 0.85 | 144% |
| Returns for 1 year | 1.42 | -14.60 | -10% |
| Returns for 3 years | 33.14 | -2.92 | -1,134% |
| Returns for 5 years | 48.22 | -3.58 | -1,348% |
| Returns for 10 years | 137.58 | -1.73 | -7,952% |