| NMBAX | NUVBX | NMBAX / NUVBX | |
| Total Expense Ratio | 0.63 | 0.43 | 147% |
| Annual Report Gross Expense Ratio | 0.63 | 0.43 | 147% |
| Fund Existence | 31 years | 50 years | - |
| Gain YTD | -1.985 | -1.844 | 108% |
| Front Load | 3% | N/A | - |
| Min. Initial Investment | 2500 | 100000 | 3% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 9.3B | 9.3B | 100% |
| Annual Yield % from dividends | 3.27 | 3.46 | 94% |
| Returns for 1 year | -0.47 | -0.26 | 178% |
| Returns for 3 years | 8.73 | 9.37 | 93% |
| Returns for 5 years | 1.02 | 2.08 | 49% |
| Returns for 10 years | 13.71 | 15.67 | 87% |