| NSIVX | VFWPX | NSIVX / VFWPX | |
| Total Expense Ratio | 0.98 | 0.03 | 3,267% |
| Annual Report Gross Expense Ratio | 1.13 | 0.03 | 3,767% |
| Fund Existence | 5 years | 15 years | - |
| Gain YTD | 1.084 | 3.890 | 28% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 1000000 | 100000000 | 1% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 82.9M | 78.2B | 0% |
| Annual Yield % from dividends | 2.80 | 3.10 | 90% |
| Returns for 1 year | 18.46 | 35.58 | 52% |
| Returns for 3 years | 26.65 | 45.64 | 58% |
| Returns for 5 years | 26.99 | 32.29 | 84% |
| Returns for 10 years | N/A | 109.38 | - |