| 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 | 9 years | - |
| Gain YTD | 15.348 | 84.619 | 18% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 100000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 183B | 405M | 45,185% |
| Annual Yield % from dividends | 1.08 | 0.00 | - |
| Returns for 1 year | 27.66 | 126.23 | 22% |
| Returns for 3 years | 57.38 | 147.40 | 39% |
| Returns for 5 years | 33.59 | 29.44 | 114% |
| Returns for 10 years | 172.93 | N/A | - |