| 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 | 10.308 | 11.199 | 92% |
| Front Load | 5% | N/A | - |
| Min. Initial Investment | 0 | 1000 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 9.52B | 602M | 1,582% |
| Annual Yield % from dividends | 2.78 | 1.80 | 155% |
| Returns for 1 year | 10.10 | 8.59 | 118% |
| Returns for 3 years | 34.05 | 27.63 | 123% |
| Returns for 5 years | 9.43 | -4.74 | -199% |
| Returns for 10 years | 60.11 | 23.25 | 259% |