| 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 | 6.726 | 8.969 | 75% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 3000 | 5000 | 60% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 162B | 29.9M | 541,806% |
| Annual Yield % from dividends | 1.22 | 0.00 | - |
| Returns for 1 year | 1.42 | -13.62 | -10% |
| Returns for 3 years | 33.14 | 8.26 | 401% |
| Returns for 5 years | 48.22 | 43.09 | 112% |
| Returns for 10 years | 137.58 | 47.87 | 287% |