| IRSIX | NAESX | IRSIX / NAESX | |
| Total Expense Ratio | 0.93 | 0.17 | 547% |
| Annual Report Gross Expense Ratio | 1.11 | 0.17 | 653% |
| Fund Existence | 19 years | 66 years | - |
| Gain YTD | 1.624 | 12.391 | 13% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 380M | 185B | 0% |
| Annual Yield % from dividends | 0.97 | 1.09 | 89% |
| Returns for 1 year | 2.41 | 12.06 | 20% |
| Returns for 3 years | 14.52 | 50.49 | 29% |
| Returns for 5 years | -18.36 | 31.69 | -58% |
| Returns for 10 years | 8.68 | 149.81 | 6% |