| 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 | -7.453 | 7.092 | -105% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 3000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 200M | 162B | 0% |
| Annual Yield % from dividends | 0.70 | 1.21 | 58% |
| Returns for 1 year | -14.11 | -0.86 | 1,638% |
| Returns for 3 years | 10.29 | 32.07 | 32% |
| Returns for 5 years | -16.16 | 40.97 | -39% |
| Returns for 10 years | -28.37 | 131.34 | -22% |