| MXISX | NAESX | MXISX / NAESX | |
| Total Expense Ratio | 0.56 | 0.17 | 329% |
| Annual Report Gross Expense Ratio | 0.57 | 0.17 | 335% |
| Fund Existence | 32 years | 65 years | - |
| Gain YTD | -1.100 | 2.218 | -50% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 3000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 1.06B | 162B | 1% |
| Annual Yield % from dividends | 0.91 | 1.22 | 75% |
| Returns for 1 year | -7.10 | -0.55 | 1,296% |
| Returns for 3 years | 5.55 | 29.75 | 19% |
| Returns for 5 years | 10.79 | 39.03 | 28% |
| Returns for 10 years | 15.48 | 121.66 | 13% |