| NPHIX | RITHX | NPHIX / RITHX | |
| Total Expense Ratio | 0.58 | 0.51 | 114% |
| Annual Report Gross Expense Ratio | 0.58 | 0.51 | 114% |
| Fund Existence | 13 years | 10 years | - |
| Gain YTD | 0.228 | 0.403 | 56% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 250 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 1.9B | 26.7B | 7% |
| Annual Yield % from dividends | 6.67 | 6.48 | 103% |
| Returns for 1 year | 8.26 | 8.07 | 102% |
| Returns for 3 years | 28.00 | 29.81 | 94% |
| Returns for 5 years | 23.65 | 31.24 | 76% |
| Returns for 10 years | 90.90 | 101.22 | 90% |