| NBIIX | RERFX | NBIIX / RERFX | |
| Total Expense Ratio | 0.89 | 0.52 | 171% |
| Annual Report Gross Expense Ratio | 1.06 | 0.52 | 204% |
| Fund Existence | 20 years | 24 years | - |
| Gain YTD | 15.949 | 19.512 | 82% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 1000000 | 250 | 400,000% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 1.06B | 132B | 1% |
| Annual Yield % from dividends | 1.59 | 0.83 | 191% |
| Returns for 1 year | 11.57 | 13.69 | 84% |
| Returns for 3 years | 30.18 | 32.77 | 92% |
| Returns for 5 years | 4.43 | 5.85 | 76% |
| Returns for 10 years | 41.53 | 41.00 | 101% |