| NAESX | ZSCIX | NAESX / ZSCIX | |
| Total Expense Ratio | 0.17 | 1.14 | 15% |
| Annual Report Gross Expense Ratio | 0.17 | 1.46 | 12% |
| Fund Existence | 65 years | 12 years | - |
| Gain YTD | 7.919 | 9.860 | 80% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 3000 | 5000 | 60% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 162B | 30.2M | 536,424% |
| Annual Yield % from dividends | 1.23 | 0.00 | - |
| Returns for 1 year | 9.34 | -8.06 | -116% |
| Returns for 3 years | 42.31 | 11.92 | 355% |
| Returns for 5 years | 57.75 | 48.68 | 119% |
| Returns for 10 years | 138.41 | 49.08 | 282% |