现有数值如下:-6,1,6,31,-108,70,-166,202,19,102,-135,-198,13,-97,-2,83,56,118,102,-66,35,48

,109,-108,33,5,106,40,-61,17,-151,112,64,-67,20,96,-14,118,-44,-21,68,48,100,143,89,133,-20,38,1,-13,5,-55,-28,-12,-111,153,-47,185,47,-38,-76,-74,14,-170,-108,38,-67,-51,-105,26,-112,-61,-98,145,-98,87,59,66,181,-152,-123,-106,94,-74,-92,-137,-210,98,-179,9,-6,-84,-102,103,-25,-60,-1,-100,16,-36将其转为20行5列的矩阵,对其每行内容求和,筛选出求和列中大于等于50%分位的所有行,则这些行中所有数值的总和是多少 计算过程中所有数据位浮点数,保持2位小数!