| CSGYX | NRGSX | CSGYX / NRGSX | |
| Total Expense Ratio | 0.83 | 0.74 | 112% |
| Annual Report Gross Expense Ratio | 0.83 | 0.74 | 112% |
| Fund Existence | 17 years | 13 years | - |
| Gain YTD | 7.922 | 5.452 | 145% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 2000 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 3.23B | 8.49B | 38% |
| Annual Yield % from dividends | 0.00 | 0.48 | - |
| Returns for 1 year | 21.42 | -12.75 | -168% |
| Returns for 3 years | 74.36 | -6.33 | -1,174% |
| Returns for 5 years | -1.95 | -23.10 | 8% |
| Returns for 10 years | 155.60 | 24.83 | 627% |