| NFRFX | PFFRX | NFRFX / PFFRX | |
| Total Expense Ratio | 0.68 | 0.69 | 99% |
| Annual Report Gross Expense Ratio | 0.68 | 0.69 | 99% |
| Fund Existence | 12 years | 16 years | - |
| Gain YTD | 2.923 | 2.256 | 130% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 1000000 | 2500 | 40,000% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 2.13B | 4.81B | 44% |
| Annual Yield % from dividends | 7.13 | 6.83 | 104% |
| Returns for 1 year | 5.69 | 5.08 | 112% |
| Returns for 3 years | 26.15 | 24.33 | 107% |
| Returns for 5 years | 34.07 | 34.82 | 98% |
| Returns for 10 years | 67.76 | 64.29 | 105% |