| NFRFX | PFFRX | NFRFX / PFFRX | |
| Total Expense Ratio | 0.68 | 0.69 | 99% |
| Annual Report Gross Expense Ratio | 0.68 | 0.69 | 99% |
| Fund Existence | 11 years | 16 years | - |
| Gain YTD | 1.614 | 0.990 | 163% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 1000000 | 2500 | 40,000% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 2.05B | 4.74B | 43% |
| Annual Yield % from dividends | 7.34 | 6.86 | 107% |
| Returns for 1 year | 5.80 | 5.24 | 111% |
| Returns for 3 years | 27.27 | 26.21 | 104% |
| Returns for 5 years | 33.63 | 33.45 | 101% |
| Returns for 10 years | 69.07 | 64.56 | 107% |