| NBSTX | VITSX | NBSTX / VITSX | |
| Total Expense Ratio | 1.06 | 0.03 | 3,533% |
| Annual Report Gross Expense Ratio | 1.06 | 0.03 | 3,533% |
| Fund Existence | 29 years | 29 years | - |
| Gain YTD | 2.205 | 1.685 | 131% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 5000000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 2.17B | 2.06T | 0% |
| Annual Yield % from dividends | 0.00 | 1.12 | - |
| Returns for 1 year | 16.92 | 18.31 | 92% |
| Returns for 3 years | 57.54 | 70.95 | 81% |
| Returns for 5 years | 32.36 | 73.66 | 44% |
| Returns for 10 years | 89.41 | 271.19 | 33% |