| BOSVX | DFFVX | BOSVX / DFFVX | |
| Total Expense Ratio | 0.47 | 0.29 | 162% |
| Annual Report Gross Expense Ratio | 0.64 | 0.30 | 213% |
| Fund Existence | 15 years | 27 years | - |
| Gain YTD | 26.498 | 21.670 | 122% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 0 | 0 | - |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 1.31B | 17.1B | 8% |
| Annual Yield % from dividends | 1.24 | 1.49 | 83% |
| Returns for 1 year | 28.45 | 29.71 | 96% |
| Returns for 3 years | 34.10 | 61.88 | 55% |
| Returns for 5 years | 19.48 | 60.33 | 32% |
| Returns for 10 years | 63.57 | 120.13 | 53% |