| NSRIX | WGIFX | NSRIX / WGIFX | |
| Total Expense Ratio | 0.29 | 0.52 | 56% |
| Annual Report Gross Expense Ratio | 0.29 | 0.52 | 56% |
| Fund Existence | 18 years | 18 years | - |
| Gain YTD | 9.403 | 15.759 | 60% |
| 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 | 1.52 | 105% |
| Returns for 1 year | 22.12 | 22.16 | 100% |
| Returns for 3 years | 59.04 | 54.44 | 108% |
| Returns for 5 years | 54.12 | 36.74 | 147% |
| Returns for 10 years | 199.22 | 112.14 | 178% |