| 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 | 6 years | 16 years | - |
| Gain YTD | 9.341 | 15.155 | 62% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 1000000 | 100000000 | 1% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 77.5M | 98.6B | 0% |
| Annual Yield % from dividends | 2.53 | 2.49 | 102% |
| Returns for 1 year | 4.49 | 19.75 | 23% |
| Returns for 3 years | 34.35 | 61.85 | 56% |
| Returns for 5 years | 29.28 | 38.07 | 77% |
| Returns for 10 years | N/A | 104.72 | - |