| NPFFX | TRGLX | NPFFX / TRGLX | |
| Total Expense Ratio | 0.77 | 0.66 | 117% |
| Annual Report Gross Expense Ratio | 0.77 | 0.66 | 117% |
| Fund Existence | 26 years | 10 years | - |
| Gain YTD | 6.544 | 17.960 | 36% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 250 | 500000 | 0% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 169B | 8.33B | 2,028% |
| Annual Yield % from dividends | 0.92 | 0.26 | 352% |
| Returns for 1 year | 3.93 | 14.62 | 27% |
| Returns for 3 years | 39.74 | 54.51 | 73% |
| Returns for 5 years | 10.57 | 11.20 | 94% |
| Returns for 10 years | 110.13 | N/A | - |