| CSRIX | NBRIX | CSRIX / NBRIX | |
| Total Expense Ratio | 0.75 | 0.85 | 88% |
| Annual Report Gross Expense Ratio | 0.76 | 1.03 | 74% |
| Fund Existence | 27 years | 18 years | - |
| Gain YTD | 16.077 | 15.624 | 103% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 1000000 | 1000000 | 100% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 9.23B | 566M | 1,631% |
| Annual Yield % from dividends | 2.68 | 1.79 | 150% |
| Returns for 1 year | 15.19 | 13.85 | 110% |
| Returns for 3 years | 41.42 | 36.01 | 115% |
| Returns for 5 years | 15.94 | -4.70 | -339% |
| Returns for 10 years | 47.19 | 24.23 | 195% |