| NAESX | PSSMX | NAESX / PSSMX | |
| Total Expense Ratio | 0.17 | 0.73 | 23% |
| Annual Report Gross Expense Ratio | 0.17 | 0.73 | 23% |
| Fund Existence | 65 years | 25 years | - |
| Gain YTD | 7.919 | 5.794 | 137% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 3000 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 162B | 1.3B | 12,490% |
| Annual Yield % from dividends | 1.23 | 0.68 | 180% |
| Returns for 1 year | 9.34 | -0.69 | -1,353% |
| Returns for 3 years | 42.31 | 7.33 | 577% |
| Returns for 5 years | 57.75 | 23.43 | 246% |
| Returns for 10 years | 138.41 | 24.45 | 566% |