| NAESX | NESIX | NAESX / NESIX | |
| Total Expense Ratio | 0.17 | 1.19 | 14% |
| Annual Report Gross Expense Ratio | 0.17 | 1.47 | 12% |
| Fund Existence | 66 years | 10 years | - |
| Gain YTD | 14.563 | 56.002 | 26% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 100000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 189B | 345M | 54,783% |
| Annual Yield % from dividends | 1.10 | 0.00 | - |
| Returns for 1 year | 22.56 | 73.86 | 31% |
| Returns for 3 years | 43.30 | 96.44 | 45% |
| Returns for 5 years | 34.95 | 6.05 | 578% |
| Returns for 10 years | 155.28 | N/A | - |