| 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 | 2.409 | 3.562 | 68% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 3000 | 5000 | 60% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 162B | 28.3M | 572,438% |
| Annual Yield % from dividends | 1.22 | 0.00 | - |
| Returns for 1 year | -0.86 | -16.26 | 5% |
| Returns for 3 years | 29.99 | 3.34 | 898% |
| Returns for 5 years | 39.31 | 32.59 | 121% |
| Returns for 10 years | 122.07 | 37.27 | 328% |