| NFRAX | PFFRX | NFRAX / PFFRX | |
| Total Expense Ratio | 1.00 | 0.69 | 145% |
| Annual Report Gross Expense Ratio | 1.00 | 0.69 | 145% |
| Fund Existence | 15 years | 16 years | - |
| Gain YTD | 1.520 | 0.990 | 154% |
| Front Load | 3% | N/A | - |
| Min. Initial Investment | 2500 | 2500 | 100% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 2.05B | 4.74B | 43% |
| Annual Yield % from dividends | 7.00 | 6.86 | 102% |
| Returns for 1 year | 5.50 | 5.24 | 105% |
| Returns for 3 years | 26.02 | 26.21 | 99% |
| Returns for 5 years | 31.51 | 33.45 | 94% |
| Returns for 10 years | 63.31 | 64.56 | 98% |