| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Nov 30, 2012 | 13.07 | 14.20 | 13.07 | 14.15 | 429,599 | +1.03(+7.85%) |
| Nov 29, 2012 | 12.93 | 13.19 | 12.66 | 13.12 | 301,608 | +0.17(+1.31%) |
| Nov 28, 2012 | 12.83 | 13.00 | 12.77 | 12.95 | 208,947 | -0.16(-1.22%) |
| Nov 27, 2012 | 13.45 | 13.59 | 13.01 | 13.11 | 172,724 | -0.33(-2.46%) |
| Nov 26, 2012 | 12.73 | 13.62 | 12.73 | 13.44 | 342,936 | +0.49(+3.78%) |
| Nov 24, 2012 | 12.64 | 13.00 | 12.63 | 12.95 | 82,680 | +0.00(+0.00%) |
| Nov 23, 2012 | 12.64 | 13.00 | 12.63 | 12.95 | 82,680 | +0.10(+0.78%) |
| Nov 21, 2012 | 12.93 | 13.12 | 12.40 | 12.85 | 365,035 | -0.28(-2.13%) |
| Nov 20, 2012 | 13.31 | 13.39 | 12.92 | 13.13 | 136,973 | -0.24(-1.80%) |
| Nov 19, 2012 | 13.20 | 13.45 | 13.09 | 13.37 | 196,686 | +0.36(+2.77%) |
| Nov 16, 2012 | 12.61 | 13.11 | 12.50 | 13.01 | 218,728 | +0.34(+2.68%) |
| Nov 15, 2012 | 13.21 | 13.44 | 12.55 | 12.67 | 276,259 | -0.53(-4.02%) |
| Nov 14, 2012 | 13.12 | 13.44 | 13.08 | 13.20 | 121,266 | +0.04(+0.30%) |
| Nov 13, 2012 | 12.94 | 13.33 | 12.94 | 13.16 | 168,930 | +0.06(+0.46%) |
| Nov 12, 2012 | 13.94 | 13.99 | 13.01 | 13.10 | 255,762 | -0.89(-6.36%) |
| Nov 09, 2012 | 14.00 | 14.36 | 13.75 | 13.99 | 223,454 | +0.01(+0.07%) |
| Nov 08, 2012 | 13.83 | 14.15 | 13.81 | 13.98 | 157,419 | +0.14(+1.01%) |
| Nov 07, 2012 | 13.99 | 14.01 | 13.75 | 13.84 | 207,536 | -0.27(-1.91%) |
| Nov 06, 2012 | 14.03 | 14.20 | 14.01 | 14.11 | 124,441 | +0.10(+0.71%) |
| Nov 05, 2012 | 13.91 | 14.08 | 13.91 | 14.01 | 96,938 | -0.02(-0.14%) |
| Nov 02, 2012 | 14.14 | 14.19 | 13.97 | 14.03 | 108,594 | -0.10(-0.71%) |
| Nov 01, 2012 | 13.97 | 14.18 | 13.97 | 14.13 | 94,099 | +0.12(+0.86%) |
| Oct 31, 2012 | 13.75 | 14.26 | 13.75 | 14.01 | 166,017 | +0.07(+0.50%) |
| Oct 26, 2012 | 13.94 | 13.94 | 13.94 | 0 | -0.43(-2.99%) | |
| Oct 25, 2012 | 14.38 | 14.77 | 14.32 | 14.37 | 110,173 | +0.00(+0.00%) |
| Oct 24, 2012 | 14.49 | 14.66 | 14.35 | 14.37 | 124,080 | -0.14(-0.96%) |
| Oct 23, 2012 | 14.58 | 14.68 | 14.40 | 14.51 | 114,679 | -0.26(-1.76%) |
| Oct 19, 2012 | 14.65 | 15.00 | 14.55 | 14.77 | 185,104 | +0.09(+0.61%) |
| Oct 18, 2012 | 14.58 | 15.00 | 14.48 | 14.68 | 155,972 | +0.04(+0.27%) |
| Oct 17, 2012 | 14.54 | 14.71 | 14.36 | 14.64 | 154,957 | +0.06(+0.41%) |
| Oct 16, 2012 | 14.67 | 14.90 | 14.37 | 14.58 | 228,952 | -0.10(-0.68%) |
| Oct 15, 2012 | 14.59 | 14.72 | 14.25 | 14.68 | 243,188 | +0.00(+0.00%) |
| Oct 12, 2012 | 14.68 | 14.77 | 14.51 | 14.68 | 96,077 | -0.06(-0.41%) |
| Oct 11, 2012 | 14.11 | 14.90 | 13.83 | 14.74 | 260,148 | +0.75(+5.36%) |
| Oct 10, 2012 | 14.37 | 14.37 | 13.93 | 13.99 | 153,942 | -0.40(-2.78%) |
| Oct 09, 2012 | 13.91 | 14.42 | 13.91 | 14.39 | 147,271 | +0.51(+3.67%) |
| Oct 08, 2012 | 13.78 | 14.00 | 13.68 | 13.88 | 115,065 | +0.07(+0.51%) |
| Oct 06, 2012 | 14.12 | 14.45 | 13.58 | 13.81 | 181,857 | +0.00(+0.00%) |
| Oct 05, 2012 | 14.12 | 14.45 | 13.58 | 13.81 | 181,857 | -0.32(-2.26%) |
| Oct 04, 2012 | 14.21 | 14.25 | 13.87 | 14.13 | 112,293 | +0.13(+0.93%) |
| Oct 03, 2012 | 14.29 | 14.37 | 13.90 | 14.00 | 136,125 | -0.38(-2.64%) |
| Oct 02, 2012 | 14.72 | 14.84 | 14.30 | 14.38 | 175,889 | -0.31(-2.11%) |
| Oct 01, 2012 | 14.20 | 14.90 | 14.20 | 14.69 | 250,920 | +0.52(+3.67%) |
| Sep 28, 2012 | 13.92 | 14.25 | 13.92 | 14.17 | 149,291 | +0.17(+1.21%) |
| Sep 27, 2012 | 13.56 | 14.15 | 13.47 | 14.00 | 245,874 | +0.46(+3.40%) |
| Sep 26, 2012 | 13.41 | 13.57 | 13.36 | 13.54 | 97,222 | +0.06(+0.45%) |
| Sep 25, 2012 | 13.51 | 13.64 | 13.38 | 13.48 | 177,182 | -0.03(-0.22%) |
| Sep 24, 2012 | 13.59 | 13.70 | 13.38 | 13.51 | 171,685 | -0.10(-0.73%) |
| Sep 21, 2012 | 13.81 | 13.91 | 13.55 | 13.61 | 138,222 | -0.20(-1.45%) |
| Sep 20, 2012 | 13.73 | 13.99 | 13.63 | 13.81 | 146,688 | +0.17(+1.25%) |
| Sep 19, 2012 | 13.45 | 13.74 | 13.39 | 13.64 | 166,942 | +0.23(+1.72%) |
| Sep 18, 2012 | 14.00 | 14.01 | 13.33 | 13.41 | 283,569 | -0.78(-5.50%) |
| Sep 17, 2012 | 14.04 | 14.35 | 14.03 | 14.19 | 127,713 | +0.06(+0.42%) |
| Sep 14, 2012 | 13.95 | 14.30 | 13.89 | 14.13 | 180,690 | +0.31(+2.24%) |
| Sep 13, 2012 | 13.54 | 13.82 | 13.51 | 13.82 | 271,599 | +0.07(+0.51%) |
| Sep 12, 2012 | 13.94 | 13.97 | 13.65 | 13.75 | 182,480 | -0.22(-1.57%) |
| Sep 11, 2012 | 13.98 | 14.08 | 13.86 | 13.97 | 171,273 | +0.05(+0.36%) |
| Sep 10, 2012 | 13.53 | 13.94 | 13.53 | 13.92 | 188,831 | +0.12(+0.87%) |
| Sep 07, 2012 | 14.09 | 14.09 | 13.76 | 13.80 | 215,897 | -0.30(-2.13%) |
| Sep 06, 2012 | 14.15 | 14.39 | 13.73 | 14.10 | 294,659 | +0.02(+0.14%) |
| Sep 05, 2012 | 13.69 | 14.08 | 13.50 | 14.08 | 206,997 | +0.43(+3.15%) |
| Sep 04, 2012 | 13.99 | 13.99 | 13.46 | 13.65 | 222,177 | +0.03(+0.22%) |
| Aug 31, 2012 | 13.69 | 13.88 | 13.49 | 13.62 | 140,581 | +0.03(+0.22%) |
| Aug 30, 2012 | 13.54 | 13.66 | 12.98 | 13.59 | 412,640 | -0.04(-0.29%) |
| Aug 29, 2012 | 14.00 | 14.44 | 13.55 | 13.63 | 366,443 | -1.07(-7.28%) |
| Aug 27, 2012 | 15.02 | 15.07 | 13.92 | 14.70 | 772,534 | -0.27(-1.80%) |
| Aug 24, 2012 | 15.09 | 15.09 | 14.83 | 14.97 | 175,806 | -0.07(-0.47%) |
| Aug 23, 2012 | 15.01 | 15.06 | 14.76 | 15.04 | 200,243 | +0.04(+0.27%) |
| Aug 22, 2012 | 15.07 | 15.14 | 14.85 | 15.00 | 243,160 | -0.14(-0.92%) |
| Aug 21, 2012 | 15.87 | 15.92 | 15.11 | 15.14 | 334,371 | -0.81(-5.08%) |
| Aug 20, 2012 | 15.55 | 15.98 | 15.50 | 15.95 | 145,381 | +0.29(+1.85%) |
| Aug 17, 2012 | 15.28 | 15.66 | 15.07 | 15.66 | 146,972 | +0.30(+1.95%) |
| Aug 16, 2012 | 15.04 | 15.45 | 15.03 | 15.36 | 109,533 | +0.32(+2.13%) |
| Aug 15, 2012 | 15.43 | 15.48 | 15.04 | 15.04 | 133,158 | -0.27(-1.76%) |
| Aug 14, 2012 | 15.08 | 15.40 | 15.01 | 15.31 | 165,466 | +0.32(+2.13%) |
| Aug 13, 2012 | 14.95 | 14.99 | 14.89 | 14.99 | 159,444 | -0.01(-0.07%) |
| Aug 11, 2012 | 14.99 | 15.04 | 14.85 | 15.00 | 192,609 | +0.00(+0.00%) |
| Aug 10, 2012 | 14.99 | 15.04 | 14.85 | 15.00 | 192,609 | -0.05(-0.33%) |
| Aug 09, 2012 | 14.43 | 15.05 | 14.43 | 15.05 | 183,634 | +0.67(+4.66%) |
| Aug 08, 2012 | 14.40 | 14.50 | 14.31 | 14.38 | 127,473 | -0.09(-0.62%) |
| Aug 07, 2012 | 14.42 | 14.70 | 14.32 | 14.47 | 225,585 | +0.07(+0.49%) |
| Aug 06, 2012 | 14.31 | 14.45 | 13.98 | 14.40 | 251,879 | +0.22(+1.55%) |
| Aug 03, 2012 | 15.48 | 15.48 | 13.97 | 14.18 | 537,956 | -1.09(-7.14%) |
| Aug 02, 2012 | 15.61 | 15.61 | 14.94 | 15.27 | 294,087 | -0.45(-2.86%) |
| Aug 01, 2012 | 16.26 | 16.26 | 15.34 | 15.72 | 319,859 | -0.58(-3.56%) |
| Jul 31, 2012 | 16.29 | 16.49 | 16.20 | 16.30 | 168,123 | -0.01(-0.06%) |
| Jul 30, 2012 | 16.18 | 16.39 | 16.18 | 16.31 | 270,462 | +0.15(+0.93%) |
| Jul 27, 2012 | 16.48 | 16.48 | 16.14 | 16.16 | 115,100 | -0.14(-0.86%) |
| Jul 26, 2012 | 16.25 | 16.36 | 16.12 | 16.30 | 193,112 | +0.14(+0.87%) |
| Jul 25, 2012 | 16.31 | 16.48 | 15.83 | 16.16 | 180,860 | -0.13(-0.80%) |
| Jul 24, 2012 | 16.73 | 16.90 | 16.25 | 16.29 | 257,045 | -0.46(-2.75%) |
| Jul 23, 2012 | 16.45 | 16.80 | 16.30 | 16.75 | 165,220 | +0.30(+1.82%) |
| Jul 20, 2012 | 16.25 | 16.56 | 16.18 | 16.45 | 185,564 | +0.01(+0.06%) |
| Jul 19, 2012 | 16.08 | 16.49 | 16.06 | 16.44 | 204,640 | +0.42(+2.62%) |
| Jul 18, 2012 | 16.18 | 16.24 | 15.97 | 16.02 | 136,551 | -0.21(-1.29%) |
| Jul 17, 2012 | 15.63 | 16.27 | 15.58 | 16.23 | 210,236 | +0.65(+4.17%) |
| Jul 16, 2012 | 15.79 | 15.80 | 15.43 | 15.58 | 274,650 | -0.11(-0.70%) |
| Jul 14, 2012 | 15.90 | 16.06 | 15.65 | 15.69 | 147,037 | +0.00(+0.00%) |
| Jul 13, 2012 | 15.90 | 16.06 | 15.65 | 15.69 | 145,348 | -0.21(-1.32%) |
| Jul 12, 2012 | 15.92 | 15.95 | 15.80 | 15.90 | 172,317 | -0.18(-1.12%) |
| Jul 11, 2012 | 15.96 | 16.24 | 15.80 | 16.08 | 218,698 | +0.16(+1.01%) |
| Jul 10, 2012 | 16.23 | 16.26 | 15.80 | 15.92 | 278,682 | -0.31(-1.91%) |
| Jul 09, 2012 | 15.70 | 16.25 | 15.53 | 16.23 | 224,914 | +0.50(+3.18%) |
| Jul 06, 2012 | 15.63 | 15.77 | 15.50 | 15.73 | 140,858 | -0.05(-0.32%) |
| Jul 05, 2012 | 15.75 | 16.07 | 15.75 | 15.78 | 221,375 | +0.04(+0.25%) |
| Jul 03, 2012 | 15.35 | 15.78 | 15.15 | 15.74 | 156,454 | +0.46(+3.01%) |
| Jul 02, 2012 | 15.02 | 15.34 | 14.78 | 15.28 | 273,511 | +0.28(+1.87%) |
| Jun 30, 2012 | 14.96 | 15.10 | 14.75 | 15.00 | 175,670 | +0.01(+0.07%) |
| Jun 29, 2012 | 14.96 | 15.10 | 14.75 | 14.99 | 179,870 | +0.25(+1.70%) |
| Jun 28, 2012 | 14.83 | 15.11 | 14.51 | 14.74 | 201,023 | -0.01(-0.07%) |
| Jun 27, 2012 | 14.34 | 15.20 | 14.25 | 14.75 | 342,999 | +0.43(+3.00%) |
| Jun 26, 2012 | 13.97 | 14.44 | 13.97 | 14.32 | 235,788 | +0.34(+2.43%) |
| Jun 25, 2012 | 13.97 | 14.14 | 13.85 | 13.98 | 152,048 | -0.16(-1.13%) |
| Jun 22, 2012 | 13.82 | 14.29 | 13.68 | 14.14 | 222,552 | +0.39(+2.84%) |
| Jun 21, 2012 | 14.11 | 14.20 | 13.70 | 13.75 | 233,217 | -0.35(-2.48%) |
| Jun 20, 2012 | 13.94 | 14.25 | 13.88 | 14.10 | 161,203 | +0.26(+1.88%) |
| Jun 19, 2012 | 13.72 | 13.95 | 13.65 | 13.84 | 251,351 | +0.08(+0.58%) |
| Jun 18, 2012 | 13.39 | 13.99 | 13.14 | 13.76 | 228,953 | +0.33(+2.46%) |
| Jun 15, 2012 | 12.96 | 13.45 | 12.87 | 13.43 | 317,702 | +0.61(+4.76%) |
| Jun 14, 2012 | 12.50 | 12.97 | 12.40 | 12.82 | 543,050 | +0.37(+2.97%) |
| Jun 13, 2012 | 12.38 | 12.59 | 12.34 | 12.45 | 308,557 | -0.11(-0.88%) |
| Jun 12, 2012 | 12.33 | 12.62 | 12.13 | 12.56 | 392,755 | +0.43(+3.54%) |
| Jun 11, 2012 | 12.58 | 12.65 | 12.06 | 12.13 | 452,418 | -0.45(-3.58%) |
| Jun 08, 2012 | 12.55 | 12.69 | 12.50 | 12.58 | 368,591 | -0.14(-1.10%) |
| Jun 07, 2012 | 13.40 | 13.60 | 12.60 | 12.72 | 423,287 | -0.88(-6.47%) |
| Jun 06, 2012 | 13.09 | 13.65 | 12.96 | 13.60 | 454,495 | +0.66(+5.10%) |
| Jun 05, 2012 | 12.80 | 13.00 | 12.56 | 12.94 | 657,167 | +0.13(+1.01%) |
| Jun 04, 2012 | 13.05 | 13.10 | 12.40 | 12.81 | 509,175 | -0.44(-3.32%) |
| Jun 02, 2012 | 13.58 | 13.67 | 12.95 | 13.25 | 532,672 | +0.00(+0.00%) |
| Jun 01, 2012 | 13.58 | 13.67 | 12.95 | 13.25 | 532,672 | -0.53(-3.85%) |
| May 31, 2012 | 14.69 | 14.69 | 13.45 | 13.78 | 664,309 | -1.00(-6.77%) |
| May 30, 2012 | 15.82 | 15.82 | 14.01 | 14.78 | 1,385,383 | -1.20(-7.51%) |
| May 29, 2012 | 16.35 | 16.36 | 15.93 | 15.98 | 339,456 | -0.44(-2.68%) |
| May 25, 2012 | 16.36 | 16.59 | 16.35 | 16.42 | 139,788 | +0.03(+0.18%) |
| May 24, 2012 | 16.46 | 16.55 | 16.11 | 16.39 | 135,880 | -0.05(-0.30%) |
| May 23, 2012 | 16.38 | 16.47 | 15.90 | 16.44 | 362,027 | -0.06(-0.36%) |
| May 22, 2012 | 17.33 | 17.44 | 16.46 | 16.50 | 603,785 | -0.85(-4.90%) |
| May 21, 2012 | 17.50 | 17.71 | 17.11 | 17.35 | 196,799 | -0.12(-0.69%) |
| May 18, 2012 | 16.58 | 17.48 | 16.50 | 17.47 | 331,921 | +0.94(+5.69%) |
| May 17, 2012 | 17.36 | 17.47 | 16.50 | 16.53 | 448,715 | -0.82(-4.73%) |
| May 16, 2012 | 17.68 | 17.95 | 17.27 | 17.35 | 201,349 | -0.36(-2.03%) |
| May 15, 2012 | 17.71 | 17.89 | 17.50 | 17.71 | 210,038 | +0.09(+0.51%) |
| May 14, 2012 | 18.17 | 18.24 | 17.51 | 17.62 | 197,506 | -0.41(-2.27%) |
| May 11, 2012 | 18.36 | 18.49 | 17.97 | 18.03 | 204,690 | -0.33(-1.80%) |
| May 10, 2012 | 18.94 | 18.94 | 17.98 | 18.36 | 507,415 | +0.32(+1.77%) |
| May 09, 2012 | 17.16 | 18.20 | 17.02 | 18.04 | 427,472 | +0.80(+4.64%) |
| May 08, 2012 | 17.34 | 17.34 | 16.76 | 17.24 | 276,784 | -0.10(-0.58%) |
| May 07, 2012 | 17.05 | 17.36 | 16.93 | 17.34 | 251,572 | +0.19(+1.11%) |
| May 04, 2012 | 17.06 | 17.31 | 16.95 | 17.15 | 205,692 | -0.03(-0.17%) |
| May 03, 2012 | 17.57 | 17.68 | 17.12 | 17.18 | 287,190 | -0.31(-1.77%) |
| May 02, 2012 | 17.80 | 18.27 | 17.40 | 17.49 | 266,351 | -0.41(-2.29%) |
| May 01, 2012 | 16.90 | 18.18 | 16.82 | 17.90 | 648,957 | +0.96(+5.67%) |
| Apr 30, 2012 | 16.61 | 16.98 | 16.30 | 16.94 | 329,612 | +0.49(+2.98%) |
| Apr 27, 2012 | 16.32 | 16.50 | 16.13 | 16.45 | 318,838 | +0.16(+0.98%) |
| Apr 26, 2012 | 15.80 | 16.38 | 15.80 | 16.29 | 461,378 | +0.49(+3.10%) |
| Apr 25, 2012 | 15.99 | 16.22 | 15.70 | 15.80 | 637,794 | -0.16(-1.00%) |
| Apr 24, 2012 | 16.23 | 16.23 | 15.92 | 15.96 | 718,927 | -0.31(-1.91%) |
| Apr 23, 2012 | 16.78 | 16.78 | 15.90 | 16.27 | 1,228,641 | -1.03(-5.95%) |
| Apr 20, 2012 | 16.97 | 17.40 | 16.74 | 17.30 | 330,521 | +0.57(+3.41%) |
| Apr 19, 2012 | 16.49 | 16.85 | 16.30 | 16.73 | 313,798 | +0.21(+1.27%) |
| Apr 18, 2012 | 16.79 | 16.84 | 16.40 | 16.52 | 582,839 | -0.44(-2.59%) |
| Apr 17, 2012 | 17.32 | 17.45 | 16.85 | 16.96 | 483,780 | -0.31(-1.80%) |
| Apr 16, 2012 | 18.16 | 18.39 | 17.22 | 17.27 | 539,713 | -0.82(-4.53%) |
| Apr 13, 2012 | 18.35 | 18.44 | 18.02 | 18.09 | 138,725 | -0.15(-0.82%) |
| Apr 12, 2012 | 18.10 | 18.41 | 17.97 | 18.24 | 344,428 | +0.09(+0.51%) |
| Apr 11, 2012 | 18.60 | 18.70 | 18.14 | 18.15 | 159,712 | -0.34(-1.85%) |
| Apr 10, 2012 | 18.82 | 18.98 | 18.42 | 18.49 | 196,979 | -0.36(-1.91%) |
| Apr 09, 2012 | 18.85 | 19.07 | 18.63 | 18.85 | 246,350 | -0.20(-1.05%) |
| Apr 05, 2012 | 18.92 | 19.05 | 18.80 | 19.05 | 150,276 | +0.14(+0.74%) |
| Apr 04, 2012 | 19.05 | 19.08 | 18.89 | 18.91 | 120,190 | -0.17(-0.89%) |
| Apr 03, 2012 | 18.91 | 19.27 | 18.88 | 19.08 | 173,976 | +0.17(+0.90%) |
| Apr 02, 2012 | 19.38 | 19.49 | 18.82 | 18.91 | 299,774 | -0.48(-2.48%) |
| Mar 30, 2012 | 19.88 | 19.88 | 19.34 | 19.39 | 175,061 | -0.41(-2.07%) |
| Mar 29, 2012 | 19.89 | 19.92 | 19.70 | 19.80 | 215,364 | -0.26(-1.30%) |
| Mar 28, 2012 | 20.42 | 20.42 | 19.83 | 20.06 | 371,865 | -0.48(-2.34%) |
| Mar 27, 2012 | 19.74 | 20.54 | 19.67 | 20.54 | 449,440 | +0.87(+4.42%) |
| Mar 26, 2012 | 19.86 | 19.86 | 19.46 | 19.67 | 179,151 | +0.01(+0.05%) |
| Mar 23, 2012 | 19.50 | 19.75 | 19.31 | 19.66 | 226,326 | +0.31(+1.60%) |
| Mar 22, 2012 | 19.30 | 19.47 | 19.20 | 19.35 | 182,075 | -0.03(-0.15%) |
| Mar 21, 2012 | 19.38 | 19.45 | 19.25 | 19.38 | 162,026 | +0.07(+0.36%) |
| Mar 20, 2012 | 19.73 | 19.73 | 19.31 | 19.31 | 225,886 | -0.35(-1.78%) |
| Mar 19, 2012 | 19.47 | 19.68 | 19.34 | 19.66 | 243,425 | +0.28(+1.44%) |
| Mar 16, 2012 | 19.02 | 19.48 | 19.02 | 19.38 | 261,265 | +0.36(+1.89%) |
| Mar 15, 2012 | 19.14 | 19.15 | 18.90 | 19.02 | 172,704 | +0.08(+0.42%) |
| Mar 14, 2012 | 18.93 | 19.15 | 18.83 | 18.94 | 222,961 | +0.03(+0.16%) |
| Mar 13, 2012 | 18.82 | 18.95 | 18.52 | 18.91 | 201,848 | +0.25(+1.34%) |
| Mar 12, 2012 | 18.93 | 18.97 | 18.52 | 18.66 | 187,888 | -0.25(-1.32%) |
| Mar 09, 2012 | 18.84 | 18.98 | 18.78 | 18.91 | 183,131 | +0.14(+0.75%) |
| Mar 08, 2012 | 18.84 | 18.98 | 18.71 | 18.77 | 186,803 | -0.04(-0.21%) |
| Mar 07, 2012 | 18.43 | 18.87 | 18.40 | 18.81 | 191,572 | +0.37(+2.01%) |
| Mar 06, 2012 | 18.51 | 18.72 | 18.35 | 18.44 | 189,484 | -0.15(-0.81%) |
| Mar 05, 2012 | 18.74 | 18.75 | 18.50 | 18.59 | 200,335 | -0.20(-1.06%) |
| Mar 02, 2012 | 18.82 | 18.96 | 18.70 | 18.79 | 287,791 | -0.03(-0.16%) |
| Mar 01, 2012 | 18.49 | 18.88 | 18.34 | 18.82 | 495,643 | +0.75(+4.15%) |
| Feb 29, 2012 | 18.20 | 18.50 | 18.07 | 18.07 | 259,890 | -0.16(-0.88%) |
| Feb 28, 2012 | 18.61 | 18.68 | 18.20 | 18.23 | 260,115 | -0.41(-2.20%) |
| Feb 27, 2012 | 18.98 | 19.02 | 18.62 | 18.64 | 297,764 | -0.31(-1.64%) |
| Feb 24, 2012 | 18.81 | 19.00 | 18.76 | 18.95 | 285,105 | +0.19(+1.01%) |
| Feb 23, 2012 | 18.56 | 18.83 | 18.50 | 18.76 | 191,463 | +0.21(+1.13%) |
| Feb 22, 2012 | 19.01 | 19.04 | 18.54 | 18.55 | 286,306 | -0.37(-1.96%) |
| Feb 21, 2012 | 18.50 | 18.99 | 18.41 | 18.92 | 517,077 | +0.61(+3.33%) |
| Feb 17, 2012 | 18.06 | 18.43 | 17.80 | 18.31 | 454,955 | +0.36(+2.01%) |
| Feb 16, 2012 | 17.56 | 18.08 | 17.48 | 17.95 | 413,986 | +0.35(+1.99%) |
| Feb 15, 2012 | 17.94 | 18.00 | 17.42 | 17.60 | 612,847 | -0.30(-1.68%) |
| Feb 14, 2012 | 18.05 | 18.20 | 17.88 | 17.90 | 603,622 | -0.17(-0.94%) |
| Feb 13, 2012 | 18.38 | 18.46 | 18.00 | 18.07 | 482,854 | -0.31(-1.69%) |
| Feb 10, 2012 | 18.48 | 18.50 | 18.26 | 18.38 | 298,261 | -0.12(-0.65%) |
| Feb 09, 2012 | 18.56 | 18.63 | 18.36 | 18.50 | 284,839 | -0.02(-0.11%) |
| Feb 08, 2012 | 18.62 | 18.67 | 18.33 | 18.52 | 226,067 | -0.17(-0.91%) |
| Feb 07, 2012 | 18.59 | 18.79 | 18.53 | 18.69 | 408,588 | +0.13(+0.70%) |
| Feb 06, 2012 | 18.70 | 18.80 | 18.11 | 18.56 | 700,853 | -0.26(-1.38%) |
| Feb 03, 2012 | 19.20 | 19.29 | 18.78 | 18.82 | 552,591 | -0.47(-2.44%) |
| Feb 02, 2012 | 19.38 | 19.42 | 19.10 | 19.29 | 323,401 | -0.13(-0.67%) |
| Feb 01, 2012 | 19.24 | 19.46 | 19.20 | 19.42 | 351,166 | +0.02(+0.10%) |
| Jan 31, 2012 | 19.82 | 19.82 | 19.35 | 19.40 | 363,631 | -0.34(-1.72%) |
| Jan 30, 2012 | 19.70 | 19.80 | 19.56 | 19.74 | 252,263 | -0.01(-0.05%) |
| Jan 27, 2012 | 19.64 | 19.78 | 19.41 | 19.75 | 257,201 | +0.05(+0.25%) |
| Jan 26, 2012 | 19.95 | 19.99 | 19.46 | 19.70 | 454,727 | -0.07(-0.35%) |
| Jan 25, 2012 | 19.13 | 19.78 | 19.00 | 19.77 | 488,863 | +0.69(+3.62%) |
| Jan 24, 2012 | 19.01 | 19.62 | 18.93 | 19.08 | 776,172 | +0.09(+0.47%) |
| Jan 23, 2012 | 18.61 | 19.10 | 18.51 | 18.99 | 693,730 | +0.84(+4.63%) |
| Jan 20, 2012 | 18.36 | 18.55 | 18.01 | 18.15 | 765,684 | -0.21(-1.14%) |
| Jan 19, 2012 | 19.28 | 19.28 | 17.79 | 18.36 | 1,605,155 | -0.81(-4.23%) |
| Jan 18, 2012 | 20.24 | 20.39 | 19.12 | 19.17 | 966,447 | -1.07(-5.29%) |
| Jan 17, 2012 | 20.84 | 20.89 | 20.24 | 20.24 | 407,169 | -0.49(-2.36%) |
| Jan 13, 2012 | 20.74 | 20.83 | 20.62 | 20.73 | 360,120 | -0.21(-1.00%) |
| Jan 12, 2012 | 21.27 | 21.31 | 20.75 | 20.94 | 563,392 | -0.38(-1.78%) |
| Jan 11, 2012 | 21.49 | 21.50 | 21.04 | 21.32 | 420,493 | -0.26(-1.20%) |
| Jan 10, 2012 | 21.96 | 22.13 | 21.40 | 21.58 | 414,794 | -0.34(-1.55%) |
| Jan 09, 2012 | 22.13 | 22.25 | 21.91 | 21.92 | 337,533 | -0.18(-0.83%) |
| Jan 06, 2012 | 22.29 | 22.45 | 22.07 | 22.10 | 156,788 | -0.15(-0.66%) |
| Jan 05, 2012 | 22.53 | 22.61 | 22.22 | 22.25 | 202,173 | -0.30(-1.33%) |
| Jan 04, 2012 | 22.75 | 22.82 | 22.50 | 22.55 | 208,509 | -0.21(-0.92%) |
| Dec 30, 2011 | 22.96 | 23.20 | 22.50 | 22.76 | 277,722 | -0.20(-0.89%) |
| Dec 29, 2011 | 22.91 | 23.04 | 22.65 | 22.96 | 220,650 | +0.00(+0.02%) |
| Dec 28, 2011 | 23.45 | 23.46 | 22.88 | 22.96 | 148,831 | -0.81(-3.41%) |
| Dec 27, 2011 | 23.55 | 23.86 | 23.37 | 23.77 | 95,815 | +0.21(+0.89%) |
| Dec 23, 2011 | 23.28 | 23.60 | 23.26 | 23.56 | 104,865 | +0.32(+1.38%) |
| Dec 21, 2011 | 23.16 | 23.27 | 22.95 | 23.24 | 149,449 | +0.17(+0.73%) |
| Dec 20, 2011 | 23.01 | 23.20 | 22.96 | 23.07 | 115,659 | +0.35(+1.55%) |
| Dec 19, 2011 | 23.32 | 23.32 | 22.61 | 22.72 | 140,342 | -0.29(-1.26%) |
| Dec 16, 2011 | 22.90 | 23.05 | 22.87 | 23.01 | 96,438 | +0.14(+0.61%) |
| Dec 15, 2011 | 23.04 | 23.14 | 22.77 | 22.87 | 78,560 | +0.02(+0.09%) |
| Dec 14, 2011 | 23.15 | 23.25 | 22.64 | 22.85 | 152,982 | -0.35(-1.51%) |
| Dec 13, 2011 | 23.44 | 23.63 | 23.10 | 23.20 | 91,491 | -0.16(-0.68%) |
| Dec 12, 2011 | 23.59 | 23.66 | 23.09 | 23.36 | 163,452 | -0.38(-1.60%) |
| Dec 09, 2011 | 24.08 | 24.16 | 23.63 | 23.74 | 148,295 | -0.18(-0.75%) |
| Dec 08, 2011 | 23.98 | 24.17 | 23.90 | 23.92 | 231,668 | -0.04(-0.17%) |
| Dec 07, 2011 | 23.96 | 24.06 | 23.96 | 23.96 | 94,637 | -0.06(-0.25%) |
| Dec 06, 2011 | 24.01 | 24.05 | 23.91 | 24.02 | 131,416 | -0.04(-0.17%) |
| Dec 05, 2011 | 24.19 | 24.19 | 23.90 | 24.06 | 107,798 | +0.14(+0.59%) |
| Dec 02, 2011 | 24.10 | 24.32 | 23.80 | 23.92 | 115,833 | -0.04(-0.17%) |