| NAESX | PKSFX | NAESX / PKSFX | |
| Total Expense Ratio | 0.17 | 1.01 | 17% |
| Annual Report Gross Expense Ratio | 0.17 | 1.01 | 17% |
| Fund Existence | 65 years | 29 years | - |
| Gain YTD | 5.640 | 6.495 | 87% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 3000 | 100000 | 3% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 162B | 1.95B | 8,295% |
| Annual Yield % from dividends | 1.22 | 0.51 | 239% |
| Returns for 1 year | 14.00 | -7.12 | -197% |
| Returns for 3 years | 40.38 | 20.39 | 198% |
| Returns for 5 years | 32.93 | 9.90 | 333% |
| Returns for 10 years | 184.50 | 168.83 | 109% |