| NAESX | PXSCX | NAESX / PXSCX | |
| Total Expense Ratio | 0.17 | 1.16 | 15% |
| Annual Report Gross Expense Ratio | 0.17 | 1.16 | 15% |
| Fund Existence | 66 years | 18 years | - |
| Gain YTD | 11.363 | 13.659 | 83% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 1000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 183B | 833M | 21,969% |
| Annual Yield % from dividends | 1.08 | 0.00 | - |
| Returns for 1 year | 23.21 | 24.97 | 93% |
| Returns for 3 years | 48.54 | 38.13 | 127% |
| Returns for 5 years | 27.95 | 5.54 | 505% |
| Returns for 10 years | 159.04 | 51.34 | 310% |