| PRDSX | VISGX | PRDSX / VISGX | |
| Total Expense Ratio | 0.80 | 0.19 | 421% |
| Annual Report Gross Expense Ratio | 0.80 | 0.19 | 421% |
| Fund Existence | 29 years | 28 years | - |
| Gain YTD | 18.746 | 18.242 | 103% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 2500 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 9.81B | 45.5B | 22% |
| Annual Yield % from dividends | 0.00 | 0.34 | - |
| Returns for 1 year | 25.82 | 32.34 | 80% |
| Returns for 3 years | 39.47 | 62.62 | 63% |
| Returns for 5 years | 5.65 | 25.19 | 22% |
| Returns for 10 years | 109.47 | 200.90 | 54% |