| CSZIX | NBRFX | CSZIX / NBRFX | |
| Total Expense Ratio | 0.75 | 1.40 | 54% |
| Annual Report Gross Expense Ratio | 0.75 | 1.40 | 54% |
| Fund Existence | 12 years | 24 years | - |
| Gain YTD | 14.851 | 15.342 | 97% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 1000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 9.87B | 568M | 1,737% |
| Annual Yield % from dividends | 1.84 | 1.61 | 114% |
| Returns for 1 year | 16.38 | 15.64 | 105% |
| Returns for 3 years | 40.80 | 34.20 | 119% |
| Returns for 5 years | 11.17 | -5.39 | -207% |
| Returns for 10 years | 65.72 | 22.23 | 296% |