| IVPSX | NAESX | IVPSX / NAESX | |
| Total Expense Ratio | 1.11 | 0.17 | 653% |
| Annual Report Gross Expense Ratio | 1.17 | 0.17 | 688% |
| Fund Existence | 24 years | 65 years | - |
| Gain YTD | -5.268 | 9.616 | -55% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 3000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 200M | 163B | 0% |
| Annual Yield % from dividends | 0.70 | 1.21 | 58% |
| Returns for 1 year | -6.80 | 7.55 | -90% |
| Returns for 3 years | 20.76 | 45.02 | 46% |
| Returns for 5 years | -19.36 | 36.08 | -54% |
| Returns for 10 years | -25.38 | 141.47 | -18% |