| DRTHX | VFFSX | DRTHX / VFFSX | |
| Total Expense Ratio | 0.75 | 0.01 | 7,500% |
| Annual Report Gross Expense Ratio | 0.75 | 0.01 | 7,500% |
| Fund Existence | 54 years | 10 years | - |
| Gain YTD | 8.346 | 11.121 | 75% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 1000 | 5000000000 | 0% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 512M | 1.76T | 0% |
| Annual Yield % from dividends | 0.15 | 1.05 | 14% |
| Returns for 1 year | 1.91 | 15.26 | 13% |
| Returns for 3 years | 37.83 | 70.33 | 54% |
| Returns for 5 years | 10.90 | 70.49 | 15% |
| Returns for 10 years | 78.01 | 258.63 | 30% |