| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Feb 28, 2013 | 24.12 | 24.12 | 23.76 | 23.79 | 204,234 | -0.39(-1.61%) |
| Feb 27, 2013 | 23.92 | 24.51 | 23.92 | 24.18 | 227,909 | +0.19(+0.79%) |
| Feb 26, 2013 | 23.11 | 24.05 | 23.11 | 23.99 | 258,640 | +0.27(+1.14%) |
| Feb 22, 2013 | 23.81 | 23.94 | 23.61 | 23.72 | 164,355 | -0.01(-0.04%) |
| Feb 21, 2013 | 24.07 | 24.11 | 23.47 | 23.73 | 190,082 | -0.35(-1.45%) |
| Feb 20, 2013 | 24.67 | 24.76 | 24.07 | 24.08 | 205,862 | -0.56(-2.27%) |
| Feb 19, 2013 | 24.40 | 24.65 | 24.30 | 24.64 | 206,882 | +0.24(+0.98%) |
| Feb 15, 2013 | 24.53 | 24.66 | 24.32 | 24.40 | 227,520 | +0.13(+0.54%) |
| Feb 14, 2013 | 24.28 | 24.66 | 24.15 | 24.27 | 237,165 | -0.02(-0.08%) |
| Feb 13, 2013 | 24.00 | 24.30 | 23.86 | 24.29 | 232,573 | +0.29(+1.21%) |
| Feb 12, 2013 | 24.44 | 24.46 | 23.94 | 24.00 | 280,608 | -0.46(-1.88%) |
| Feb 11, 2013 | 23.88 | 24.46 | 23.68 | 24.46 | 310,405 | +0.66(+2.77%) |
| Feb 08, 2013 | 24.02 | 24.08 | 23.61 | 23.80 | 309,776 | +0.19(+0.80%) |
| Feb 07, 2013 | 23.70 | 24.65 | 22.95 | 23.61 | 622,273 | +1.12(+4.98%) |
| Feb 06, 2013 | 22.43 | 22.69 | 22.30 | 22.49 | 411,268 | +0.50(+2.27%) |
| Feb 04, 2013 | 21.64 | 22.11 | 21.64 | 21.99 | 359,713 | +0.19(+0.87%) |
| Feb 01, 2013 | 21.61 | 21.82 | 21.49 | 21.80 | 267,902 | +0.35(+1.63%) |
| Jan 31, 2013 | 21.29 | 21.75 | 21.11 | 21.45 | 414,890 | +0.11(+0.52%) |
| Jan 30, 2013 | 21.56 | 21.72 | 21.11 | 21.34 | 522,564 | -0.64(-2.91%) |
| Jan 29, 2013 | 22.36 | 22.37 | 21.77 | 21.98 | 326,370 | -0.38(-1.70%) |
| Jan 28, 2013 | 21.93 | 22.53 | 21.90 | 22.36 | 336,699 | +0.49(+2.24%) |
| Jan 25, 2013 | 21.69 | 21.95 | 21.56 | 21.87 | 204,541 | +0.26(+1.20%) |
| Jan 24, 2013 | 21.21 | 21.81 | 21.13 | 21.61 | 290,138 | +0.46(+2.17%) |
| Jan 23, 2013 | 21.31 | 21.37 | 21.00 | 21.15 | 223,189 | -0.17(-0.80%) |
| Jan 22, 2013 | 21.17 | 21.35 | 20.99 | 21.32 | 244,487 | +0.16(+0.76%) |
| Jan 18, 2013 | 20.95 | 21.24 | 20.93 | 21.16 | 612,237 | +0.15(+0.71%) |
| Jan 17, 2013 | 20.69 | 21.02 | 20.69 | 21.01 | 403,455 | +0.38(+1.84%) |
| Jan 16, 2013 | 20.47 | 20.67 | 20.25 | 20.63 | 290,671 | +0.05(+0.24%) |
| Jan 15, 2013 | 20.39 | 20.59 | 20.28 | 20.58 | 213,137 | +0.13(+0.64%) |
| Jan 14, 2013 | 20.58 | 20.65 | 20.37 | 20.45 | 153,245 | -0.14(-0.68%) |
| Jan 12, 2013 | 20.38 | 20.83 | 20.38 | 20.59 | 249,372 | +0.00(+0.00%) |
| Jan 11, 2013 | 20.38 | 20.83 | 20.38 | 20.59 | 249,372 | +0.25(+1.23%) |
| Jan 10, 2013 | 20.19 | 20.34 | 20.03 | 20.34 | 273,227 | +0.22(+1.09%) |
| Jan 09, 2013 | 20.35 | 20.38 | 20.10 | 20.12 | 252,691 | -0.15(-0.74%) |
| Jan 08, 2013 | 19.91 | 20.28 | 19.83 | 20.27 | 291,044 | +0.40(+2.01%) |
| Jan 07, 2013 | 20.13 | 20.18 | 19.83 | 19.87 | 224,198 | -0.43(-2.12%) |
| Jan 04, 2013 | 20.20 | 20.41 | 19.97 | 20.30 | 218,582 | +0.23(+1.15%) |
| Jan 03, 2013 | 19.92 | 20.25 | 19.53 | 20.07 | 206,543 | +0.20(+1.01%) |
| Jan 02, 2013 | 20.08 | 20.11 | 19.48 | 19.87 | 404,924 | -0.16(-0.80%) |
| Dec 31, 2012 | 19.35 | 20.11 | 19.33 | 20.03 | 282,450 | +0.58(+2.98%) |
| Dec 28, 2012 | 19.52 | 19.85 | 19.37 | 19.45 | 99,611 | -0.22(-1.12%) |
| Dec 27, 2012 | 19.21 | 19.78 | 19.11 | 19.67 | 167,904 | +0.43(+2.23%) |
| Dec 26, 2012 | 19.38 | 19.52 | 19.04 | 19.24 | 134,042 | -0.17(-0.88%) |
| Dec 24, 2012 | 19.86 | 20.07 | 19.36 | 19.41 | 132,064 | -0.30(-1.52%) |
| Dec 21, 2012 | 20.14 | 20.21 | 19.44 | 19.71 | 1,003,066 | -0.66(-3.24%) |
| Dec 20, 2012 | 20.30 | 20.56 | 19.98 | 20.37 | 208,909 | +0.02(+0.10%) |
| Dec 19, 2012 | 19.93 | 20.61 | 19.93 | 20.35 | 279,664 | +0.39(+1.95%) |
| Dec 18, 2012 | 19.51 | 20.03 | 19.34 | 19.96 | 219,783 | +0.46(+2.36%) |
| Dec 17, 2012 | 19.42 | 19.57 | 19.30 | 19.50 | 181,433 | +0.12(+0.62%) |
| Dec 14, 2012 | 19.71 | 19.85 | 19.36 | 19.38 | 184,882 | -0.44(-2.22%) |
| Dec 13, 2012 | 19.96 | 19.98 | 19.67 | 19.82 | 244,606 | -0.18(-0.90%) |
| Dec 12, 2012 | 20.20 | 20.20 | 19.80 | 20.00 | 202,354 | -0.06(-0.30%) |
| Dec 11, 2012 | 20.17 | 20.17 | 19.93 | 20.06 | 293,291 | +0.09(+0.45%) |
| Dec 10, 2012 | 20.05 | 20.16 | 19.89 | 19.97 | 323,037 | +0.02(+0.10%) |
| Dec 07, 2012 | 20.31 | 20.36 | 19.85 | 19.95 | 237,940 | -0.25(-1.24%) |
| Dec 06, 2012 | 20.15 | 20.39 | 20.00 | 20.20 | 197,227 | -0.02(-0.10%) |
| Dec 05, 2012 | 20.22 | 20.53 | 20.03 | 20.22 | 294,112 | -0.02(-0.10%) |