| CSEIX | NBRFX | CSEIX / NBRFX | |
| Total Expense Ratio | 1.10 | 1.40 | 79% |
| Annual Report Gross Expense Ratio | 1.10 | 1.40 | 79% |
| Fund Existence | 29 years | 24 years | - |
| Gain YTD | 16.252 | 14.814 | 110% |
| Front Load | 5% | N/A | - |
| Min. Initial Investment | 0 | 1000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 9.36B | 615M | 1,522% |
| Annual Yield % from dividends | 2.78 | 1.80 | 155% |
| Returns for 1 year | 16.39 | 13.43 | 122% |
| Returns for 3 years | 39.04 | 30.24 | 129% |
| Returns for 5 years | 14.03 | -2.70 | -520% |
| Returns for 10 years | 63.67 | 23.31 | 273% |