| NSRIX | RWICX | NSRIX / RWICX | |
| Total Expense Ratio | 0.29 | 1.06 | 27% |
| Annual Report Gross Expense Ratio | 0.29 | 1.06 | 27% |
| Fund Existence | 18 years | 24 years | - |
| Gain YTD | 9.403 | 13.260 | 71% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 250 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 2.2B | 160B | 1% |
| Annual Yield % from dividends | 1.60 | 1.09 | 146% |
| Returns for 1 year | 22.12 | 18.44 | 120% |
| Returns for 3 years | 59.04 | 48.89 | 121% |
| Returns for 5 years | 54.12 | 30.33 | 178% |
| Returns for 10 years | 199.22 | 102.66 | 194% |