| NSIUX | VSGBX | NSIUX / VSGBX | |
| Total Expense Ratio | 0.44 | 0.20 | 220% |
| Annual Report Gross Expense Ratio | 0.73 | 0.20 | 365% |
| Fund Existence | 27 years | 38 years | - |
| Gain YTD | 0.098 | -0.966 | -10% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 2500 | 3000 | 83% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 24.6M | 4.49B | 1% |
| Annual Yield % from dividends | 3.46 | 3.85 | 90% |
| Returns for 1 year | 2.84 | -0.10 | -2,910% |
| Returns for 3 years | 12.09 | 2.60 | 465% |
| Returns for 5 years | 5.26 | -6.26 | -84% |
| Returns for 10 years | 12.97 | -1.40 | -926% |