| CNGCX | NPFCX | CNGCX / NPFCX | |
| Total Expense Ratio | 1.54 | 1.48 | 104% |
| Annual Report Gross Expense Ratio | 1.54 | 1.48 | 104% |
| Fund Existence | 24 years | 25 years | - |
| Gain YTD | 26.680 | 18.808 | 142% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 250 | 250 | 100% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 42.8B | 162B | 26% |
| Annual Yield % from dividends | 0.00 | 0.00 | - |
| Returns for 1 year | 12.20 | 12.22 | 100% |
| Returns for 3 years | 66.52 | 44.92 | 148% |
| Returns for 5 years | 24.70 | 21.48 | 115% |
| Returns for 10 years | 74.95 | 83.84 | 89% |