Symbol,Date,Open,High,Low,Close,Volume,Change,% Change WSCI,05/20/13,5.040,5.040,5.030,5.036,0,0.04,0.72% WSCI,05/17/13,5.030,5.080,4.980,5.000,0,0.09,1.83% WSCI,05/16/13,5.000,5.000,4.910,4.910,2862,-0.03,-0.61% WSCI,05/15/13,4.900,4.990,4.900,4.940,0,-0.08,-1.59% WSCI,05/13/13,5.020,5.020,5.000,5.020,0,-0.01,-0.20% WSCI,05/10/13,5.030,5.030,5.030,5.030,0,0.03,0.60% WSCI,05/09/13,5.040,5.040,5.000,5.000,0,-0.05,-0.99% WSCI,05/08/13,5.036,5.050,4.994,5.050,0,0.06,1.20% WSCI,05/07/13,5.050,5.050,4.990,4.990,0,0.00,0.00% WSCI,05/06/13,4.990,5.050,4.990,4.990,0,-0.08,-1.58% WSCI,05/03/13,4.960,5.070,4.960,5.070,0,0.08,1.60% WSCI,05/02/13,5.050,5.050,4.973,4.990,0,-0.06,-1.19% WSCI,05/01/13,5.080,5.089,5.047,5.050,0,0.02,0.40% WSCI,04/30/13,5.119,5.130,5.020,5.030,0,0.01,0.20% WSCI,04/29/13,5.040,5.040,5.007,5.020,5000,-0.02,-0.40% WSCI,04/26/13,5.090,5.090,5.040,5.040,3738,0.01,0.20% WSCI,04/25/13,4.980,5.030,4.979,5.030,17417,0.10,2.03% WSCI,04/24/13,4.860,4.979,4.860,4.930,0,0.05,1.04% WSCI,04/23/13,4.910,4.940,4.739,4.879,30365,0.08,1.65% WSCI,04/22/13,4.960,5.050,4.720,4.800,26260,-0.16,-3.23% WSCI,04/19/13,5.000,5.030,4.960,4.960,6450,-0.02,-0.40% WSCI,04/18/13,4.970,5.010,4.960,4.980,2420,-0.01,-0.20% WSCI,04/17/13,5.000,5.119,4.960,4.990,14144,-0.01,-0.20% WSCI,04/16/13,5.070,5.110,4.980,5.000,14230,-0.01,-0.20% WSCI,04/15/13,5.010,5.051,5.010,5.010,7301,-0.02,-0.40% WSCI,04/12/13,5.010,5.100,5.010,5.030,11829,-0.09,-1.76% WSCI,04/11/13,5.140,5.140,5.080,5.120,10889,-0.02,-0.39% WSCI,04/10/13,5.060,5.150,5.060,5.140,7100,-0.02,-0.39% WSCI,04/09/13,5.160,5.170,5.100,5.160,7088,-0.00,-0.04% WSCI,04/08/13,5.100,5.200,5.100,5.162,8135,-0.04,-0.73% WSCI,04/05/13,5.070,5.200,5.070,5.200,10663,0.10,1.88% WSCI,04/04/13,5.124,5.130,5.100,5.104,4950,-0.07,-1.28% WSCI,04/03/13,5.070,5.200,5.070,5.170,29274,0.16,3.19% WSCI,04/02/13,5.050,5.080,5.000,5.010,20611,-0.07,-1.38% WSCI,04/01/13,5.190,5.200,5.080,5.080,14258,-0.07,-1.36% WSCI,03/28/13,5.100,5.197,5.100,5.150,7739,-0.06,-1.15% WSCI,03/27/13,5.240,5.270,5.180,5.210,30186,-0.02,-0.38% WSCI,03/26/13,5.150,5.230,5.110,5.230,10408,0.04,0.77% WSCI,03/25/13,5.210,5.210,5.100,5.190,18299,0.02,0.38% WSCI,03/22/13,5.270,5.270,5.160,5.170,24538,0.07,1.37% WSCI,03/21/13,5.100,5.120,5.062,5.100,19492,0.03,0.59% WSCI,03/20/13,5.300,5.300,5.000,5.070,75388,-0.12,-2.31% WSCI,03/19/13,5.540,5.980,4.870,5.190,203767,-1.37,-20.88% WSCI,03/18/13,6.490,6.560,6.490,6.560,5325,0.07,1.08% WSCI,03/15/13,6.490,6.490,6.350,6.490,3688,0.04,0.62% WSCI,03/14/13,6.360,6.500,6.360,6.450,2151,-0.01,-0.15% WSCI,03/13/13,6.450,6.563,6.450,6.460,7766,0.05,0.78% WSCI,03/12/13,6.390,6.444,6.390,6.410,1671,0.07,1.17% WSCI,03/11/13,6.370,6.370,6.251,6.336,14662,-0.02,-0.38% WSCI,03/08/13,6.448,6.450,6.360,6.360,3332,-0.04,-0.63% WSCI,03/07/13,6.470,6.470,6.400,6.400,12690,-0.00,-0.00% WSCI,03/06/13,6.420,6.600,6.400,6.400,20371,0.03,0.47% WSCI,03/05/13,6.570,6.570,6.340,6.370,2370,-0.26,-3.92% WSCI,03/04/13,6.630,6.650,6.455,6.630,7095,-0.14,-2.04%