| NAESX | PXSAX | NAESX / PXSAX | |
| Total Expense Ratio | 0.17 | 1.16 | 15% |
| Annual Report Gross Expense Ratio | 0.17 | 1.16 | 15% |
| Fund Existence | 66 years | 13 years | - |
| Gain YTD | 15.348 | 16.685 | 92% |
| Front Load | N/A | 6% | - |
| Min. Initial Investment | 0 | 1000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 183B | 878M | 20,843% |
| Annual Yield % from dividends | 1.08 | 0.00 | - |
| Returns for 1 year | 27.66 | 30.72 | 90% |
| Returns for 3 years | 57.38 | 44.64 | 129% |
| Returns for 5 years | 33.59 | 9.23 | 364% |
| Returns for 10 years | 172.93 | 58.35 | 296% |