| NAESX | SZCIX | NAESX / SZCIX | |
| Total Expense Ratio | 0.17 | 0.86 | 20% |
| Annual Report Gross Expense Ratio | 0.17 | 0.86 | 20% |
| Fund Existence | 66 years | 10 years | - |
| Gain YTD | 13.680 | 11.552 | 118% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 1000000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 177B | 1.1B | 16,047% |
| Annual Yield % from dividends | 1.08 | 0.37 | 293% |
| Returns for 1 year | 28.95 | 16.01 | 181% |
| Returns for 3 years | 54.86 | 42.95 | 128% |
| Returns for 5 years | 33.38 | 29.14 | 115% |
| Returns for 10 years | 160.50 | 141.35 | 114% |