| NSIVX | TRTIX | NSIVX / TRTIX | |
| Total Expense Ratio | 0.98 | 0.68 | 144% |
| Annual Report Gross Expense Ratio | 1.13 | 0.68 | 166% |
| Fund Existence | 5 years | 10 years | - |
| Gain YTD | 2.752 | 8.287 | 33% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 1000000 | 500000 | 200% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 84.1M | 17.1B | 0% |
| Annual Yield % from dividends | 2.75 | 2.62 | 105% |
| Returns for 1 year | 16.11 | 50.59 | 32% |
| Returns for 3 years | 29.38 | 86.65 | 34% |
| Returns for 5 years | 30.35 | 103.04 | 29% |
| Returns for 10 years | N/A | 165.49 | - |