| CSRIX | NBRIX | CSRIX / NBRIX | |
| Total Expense Ratio | 0.75 | 0.85 | 88% |
| Annual Report Gross Expense Ratio | 0.76 | 1.03 | 74% |
| Fund Existence | 26 years | 18 years | - |
| Gain YTD | 15.674 | 15.173 | 103% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 1000000 | 1000000 | 100% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 8.99B | 609M | 1,476% |
| Annual Yield % from dividends | 2.75 | 1.83 | 151% |
| Returns for 1 year | 13.84 | 12.91 | 107% |
| Returns for 3 years | 31.46 | 25.68 | 123% |
| Returns for 5 years | 17.34 | -4.16 | -417% |
| Returns for 10 years | 46.85 | 21.82 | 215% |