| 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 | 10.008 | 13.189 | 76% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 1000000 | 100000000 | 1% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 85M | 94.6B | 0% |
| Annual Yield % from dividends | 2.56 | 2.56 | 100% |
| Returns for 1 year | 12.64 | 25.98 | 49% |
| Returns for 3 years | 32.37 | 52.56 | 62% |
| Returns for 5 years | 30.87 | 38.69 | 80% |
| Returns for 10 years | N/A | 101.66 | - |