| 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 | 6.005 | 15.711 | 38% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 1000000 | 100000000 | 1% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 83.1M | 94.4B | 0% |
| Annual Yield % from dividends | 2.69 | 2.62 | 103% |
| Returns for 1 year | 8.81 | 32.12 | 27% |
| Returns for 3 years | 31.00 | 63.03 | 49% |
| Returns for 5 years | 24.66 | 39.86 | 62% |
| Returns for 10 years | N/A | 120.92 | - |