CUSIP: 252603105 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q2 2012 | 11,630 | $207 | — | — |
| Q1 2012 | 13,130 | $300 | — | — |
| Q4 2011 | 2,000 | $65 | — | — |
| Q3 2011 | 8,300 | $662 | — | — |
| Q2 2011 | 16,300 | $1,244 | — | — |
| Q1 2010 | 10,000 | $420 | — | — |
| Q4 2009 | 10,000 | $355 | — | — |
| Q3 2009 | 10,000 | $317 | — | — |
| Q2 2009 | 10,000 | $279 | — | — |
| Q1 2009 | 10,000 | $279 | — | — |