| NAESX | PSLIX | NAESX / PSLIX | |
| Total Expense Ratio | 0.17 | 0.85 | 20% |
| Annual Report Gross Expense Ratio | 0.17 | 0.88 | 19% |
| Fund Existence | 66 years | 25 years | - |
| Gain YTD | 18.339 | 16.635 | 110% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 183B | 1.74B | 10,511% |
| Annual Yield % from dividends | 1.10 | 0.16 | 681% |
| Returns for 1 year | 24.75 | 19.74 | 125% |
| Returns for 3 years | 58.17 | 40.13 | 145% |
| Returns for 5 years | 42.07 | 18.09 | 233% |
| Returns for 10 years | 156.41 | 68.47 | 228% |