{"text_format":"1","workbook":"xlsx","n_sheets":1,"sheets":["browser data"],"not_rendered":{"charts":0,"images":0,"macros":1,"external_links":0,"defined_names":0,"comments":0,"pivot_tables":0},"unopened":[],"bounds":{"document_bytes":16777216,"sheet_cells":100000,"rows_first":2000,"rows_last":500,"rows_between":2000,"halvings":0,"cell_chars":16384,"cell_head_chars":4096},"cells_cut":0,"cells_raw":0,"read":"whole","date_system":"1900"}

{"sheet":"browser data","index":0,"n_rows":49,"n_cols":9,"rows_kept":49,"cut":false,"hidden":false,"merged":[[0,7,0,10]]}
["Date","Internet Explorer","Firefox","Chrome","Safari","Opera",null,"Instructions"]
["2011-12-01",0.20199999999999999,0.377,0.34600000000000003,4.2000000000000003E-2,2.5000000000000001E-2]
["2011-11-01",0.21199999999999999,0.38100000000000001,0.33399999999999996,4.2000000000000003E-2,2.4E-2,null,"1.","Create a  3D pie chart of the market shares of the five web browsers as at December 2011"]
["2011-10-01",0.217,0.38700000000000001,0.32299999999999995,4.2000000000000003E-2,2.4E-2,null,"2.","Format the chart to use the all blue color scheme "]
["2011-09-01",0.22899999999999998,0.39700000000000002,0.30499999999999999,0.04,2.2000000000000002E-2,null,"3.","Place the legend under the pie chart"]
["2011-08-01",0.22399999999999998,0.40600000000000003,0.30299999999999999,3.7999999999999999E-2,2.3E-2,null,"4.","Add a title to the chart such as \"Browser share, Dec 2011\""]
["2011-07-01",0.22,0.42,0.29399999999999998,3.6000000000000004E-2,2.4E-2,null,"5.","Create a line graph showing the evolution of the five browsers shares from January 2010 to Dec 2011"]
["2011-06-01",0.23199999999999998,0.42200000000000004,0.27899999999999997,3.7000000000000005E-2,2.4E-2,null,"6.","Apply the same blue pallet color scheme to this chart"]
["2011-05-01",0.249,0.42399999999999999,0.25900000000000001,0.04,2.4E-2,null,"7.","Add a title to the chart such as \"Browser share, Jan 2010 to Dec 2011\""]
["2011-04-01",0.24299999999999999,0.42899999999999999,0.25600000000000001,4.0999999999999995E-2,2.6000000000000002E-2,null,"8.","Create a scatter plot with Internet Explorer on the x axis against Chrome on the y axis"]
["2011-03-01",0.25800000000000001,0.42200000000000004,0.25,0.04,2.5000000000000001E-2,null,"9.","Change the title to \"Chrome's market share against Explorer's\""]
["2011-02-01",0.26500000000000001,0.42399999999999999,0.24100000000000002,4.0999999999999995E-2,2.5000000000000001E-2,null,"10.","Reduce the size of the title to 14 points"]
["2011-01-01",0.26600000000000001,0.42799999999999999,0.23800000000000002,0.04,2.5000000000000001E-2,null,"11.","Remove the legend"]
["2010-12-01",0.27500000000000002,0.435,0.22399999999999998,3.7999999999999999E-2,2.2000000000000002E-2,null,"12.","Set the range on both axes to 0%-50%"]
["2010-11-01",0.28600000000000003,0.44,0.20499999999999999,0.04,2.3E-2]
["2010-10-01",0.29699999999999999,0.441,0.192,3.9E-2,2.2000000000000002E-2]
["2010-09-01",0.311,0.45100000000000001,0.17300000000000001,3.7000000000000005E-2,2.2000000000000002E-2]
["2010-08-01",0.307,0.45799999999999996,0.17,3.5000000000000003E-2,2.3E-2]
["2010-07-01",0.30399999999999999,0.46399999999999997,0.16699999999999998,3.4000000000000002E-2,2.3E-2]
["2010-06-01",0.31,0.46600000000000003,0.159,3.6000000000000004E-2,2.1000000000000001E-2]
["2010-05-01",0.32200000000000001,0.46899999999999997,0.14499999999999999,3.5000000000000003E-2,2.2000000000000002E-2]
["2010-04-01",0.33399999999999996,0.46399999999999997,0.13600000000000001,3.7000000000000005E-2,2.2000000000000002E-2]
["2010-03-01",0.34899999999999998,0.46200000000000002,0.12300000000000001,3.7000000000000005E-2,2.2000000000000002E-2]
["2010-02-01",0.35299999999999998,0.46500000000000002,0.11599999999999999,3.7999999999999999E-2,2.1000000000000001E-2]
["2010-01-01",0.36200000000000004,0.46299999999999997,0.10800000000000001,3.7000000000000005E-2,2.2000000000000002E-2]
["2009-12-01",0.37200000000000005,0.46399999999999997,9.8000000000000004E-2,3.6000000000000004E-2,2.3E-2]
["2009-11-01",0.377,0.47,8.5000000000000006E-2,3.7999999999999999E-2,2.3E-2]
["2009-10-01",0.375,0.47499999999999998,0.08,3.7999999999999999E-2,2.3E-2]
["2009-09-01",0.39600000000000002,0.46600000000000003,7.0999999999999994E-2,3.6000000000000004E-2,2.2000000000000002E-2]
["2009-08-01",0.39299999999999996,0.47399999999999998,7.0000000000000007E-2,3.3000000000000002E-2,2.1000000000000001E-2]
["2009-07-01",0.39399999999999996,0.47899999999999998,6.5000000000000002E-2,3.3000000000000002E-2,2.1000000000000001E-2]
["2009-06-01",0.40700000000000003,0.47299999999999998,0.06,3.1E-2,2.1000000000000001E-2]
["2009-05-01",0.41,0.47700000000000004,5.5E-2,0.03,2.2000000000000002E-2]
["2009-04-01",0.42100000000000004,0.47100000000000003,4.9000000000000002E-2,0.03,2.2000000000000002E-2]
["2009-03-01",0.433,0.46500000000000002,4.2000000000000003E-2,3.1E-2,2.3E-2]
["2009-02-01",0.436,0.46399999999999997,0.04,0.03,2.2000000000000002E-2]
["2009-01-01",0.44799999999999995,0.45500000000000002,3.9E-2,0.03,2.3E-2]
["2008-12-01",0.46,0.44400000000000001,3.6000000000000004E-2,2.7000000000000003E-2,2.4E-2]
["2008-11-01",0.47,0.442,3.1E-2,2.7000000000000003E-2,2.3E-2]
["2008-10-01",0.47399999999999998,0.44,0.03,2.7999999999999997E-2,2.2000000000000002E-2]
["2008-09-01",0.49,0.42599999999999999,3.1E-2,2.7000000000000003E-2,0.02]
["2008-08-01",0.51,0.43700000000000006,null,2.6000000000000002E-2,2.1000000000000001E-2]
["2008-07-01",0.52400000000000002,0.42599999999999999,null,2.5000000000000001E-2,1.9E-2]
["2008-06-01",0.54200000000000004,0.41,null,2.6000000000000002E-2,1.7000000000000001E-2]
["2008-05-01",0.54400000000000004,0.39799999999999996,null,2.4E-2,1.4999999999999999E-2]
["2008-04-01",0.54799999999999993,0.39100000000000001,null,2.2000000000000002E-2,1.3999999999999999E-2]
["2008-03-01",0.53900000000000003,0.37,null,2.1000000000000001E-2,1.3999999999999999E-2]
["2008-02-01",0.54700000000000004,0.36499999999999999,null,0.02,1.3999999999999999E-2]
["2008-01-01",0.54700000000000004,0.36399999999999999,null,1.9E-2,1.3999999999999999E-2]