| 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 | 28 years | - |
| Gain YTD | 17.850 | 17.363 | 103% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 5000000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 2.08B | 2.06T | 0% |
| Annual Yield % from dividends | 0.00 | 1.11 | - |
| Returns for 1 year | 7.67 | 12.70 | 60% |
| Returns for 3 years | 44.94 | 70.82 | 63% |
| Returns for 5 years | 32.49 | 79.34 | 41% |
| Returns for 10 years | 59.19 | 241.17 | 25% |