
| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME | 
|---|---|---|---|---|---|
| December 31 2010    | $11,569.33    | $11,597.41    | $11,530.32    | $11,577.51    | 93,331,743    | 
| December 30 2010    | $11,585.30    | $11,594.38    | $11,551.93    | $11,569.71    | 76,817,777    | 
| December 29 2010    | $11,572.74    | $11,625.00    | $11,572.66    | $11,585.38    | 77,797,415    | 
| December 28 2010    | $11,554.80    | $11,591.13    | $11,541.14    | $11,575.54    | 114,100,301    | 
| December 27 2010    | $11,572.81    | $11,573.19    | $11,518.44    | $11,555.03    | 76,818,468    | 
| December 26 2010    | $11,573.49    | $11,573.49    | $11,573.49    | $11,573.49    | —    | 
| December 25 2010    | $11,573.49    | $11,573.49    | $11,573.49    | $11,573.49    | —    | 
| December 24 2010    | $11,573.49    | $11,573.49    | $11,573.49    | $11,573.49    | —    | 
| December 23 2010    | $11,559.11    | $11,580.84    | $11,542.62    | $11,573.49    | 100,835,577    | 
| December 22 2010    | $11,532.17    | $11,566.99    | $11,528.08    | $11,559.49    | 122,041,038    | 
| December 21 2010    | $11,478.36    | $11,549.12    | $11,478.29    | $11,533.16    | 119,422,829    | 
| December 20 2010    | $11,491.30    | $11,517.07    | $11,442.68    | $11,478.13    | 125,362,677    | 
| December 19 2010    | $11,491.91    | $11,491.91    | $11,491.91    | $11,491.91    | —    | 
| December 18 2010    | $11,491.91    | $11,491.91    | $11,491.91    | $11,491.91    | —    | 
| December 17 2010    | $11,499.02    | $11,503.18    | $11,451.00    | $11,491.91    | 358,304,189    | 
| December 16 2010    | $11,458.00    | $11,514.84    | $11,421.30    | $11,499.25    | 163,043,294    | 
| December 15 2010    | $11,475.64    | $11,519.04    | $11,445.67    | $11,457.47    | 189,672,886    | 
| December 14 2010    | $11,429.24    | $11,514.08    | $11,428.94    | $11,476.54    | 149,861,645    | 
| December 13 2010    | $11,406.16    | $11,480.03    | $11,405.33    | $11,428.56    | 151,191,253    | 
| December 12 2010    | $11,410.32    | $11,410.32    | $11,410.32    | $11,410.32    | —    | 
| December 11 2010    | $11,410.32    | $11,410.32    | $11,410.32    | $11,410.32    | —    | 
| December 10 2010    | $11,370.44    | $11,413.69    | $11,357.72    | $11,410.32    | 151,821,269    | 
| December 09 2010    | $11,370.36    | $11,413.35    | $11,331.50    | $11,370.06    | 167,966,467    | 
| December 08 2010    | $11,354.30    | $11,389.09    | $11,327.49    | $11,372.48    | 152,511,377    | 
| December 07 2010    | $11,363.85    | $11,450.89    | $11,354.09    | $11,359.16    | 175,716,725    |