| NFRFX | PFFRX | NFRFX / PFFRX | |
| Total Expense Ratio | 0.67 | 0.69 | 97% |
| Annual Report Gross Expense Ratio | 0.67 | 0.69 | 97% |
| Fund Existence | 11 years | 15 years | - |
| Gain YTD | 4.425 | 4.612 | 96% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 1000000 | 2500 | 40,000% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 2.03B | 5.2B | 39% |
| Annual Yield % from dividends | 7.99 | 7.28 | 110% |
| Returns for 1 year | 6.71 | 6.89 | 97% |
| Returns for 3 years | 30.72 | 31.64 | 97% |
| Returns for 5 years | 40.96 | 36.84 | 111% |
| Returns for 10 years | 66.78 | 64.48 | 104% |