| NAESX | RKSIX | NAESX / RKSIX | |
| Total Expense Ratio | 0.17 | 1.05 | 16% |
| Annual Report Gross Expense Ratio | 0.17 | 1.19 | 14% |
| Fund Existence | 66 years | 3 years | - |
| Gain YTD | 18.436 | 17.171 | 107% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 1000000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 183B | 108M | 169,444% |
| Annual Yield % from dividends | 1.10 | 0.03 | 3,250% |
| Returns for 1 year | 27.41 | 13.48 | 203% |
| Returns for 3 years | 52.59 | 35.39 | 149% |
| Returns for 5 years | 38.01 | N/A | - |
| Returns for 10 years | 159.57 | N/A | - |