| 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 | 5.640 | 5.178 | 109% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 3000 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 162B | 1.28B | 12,686% |
| Annual Yield % from dividends | 1.22 | 0.75 | 163% |
| Returns for 1 year | 14.00 | 3.11 | 450% |
| Returns for 3 years | 40.38 | 6.79 | 595% |
| Returns for 5 years | 32.93 | -9.21 | -357% |
| Returns for 10 years | 184.50 | 43.14 | 428% |