TeX source:

 \begin{array}{rrrrrr} \text { Sample 1: } & 108 & 100 & 99 & 125 & 87 \\ & 105 & 107 & 105 & 119 & 118 \\ \text { Sample 2: } & 133 & 140 & 152 & 142 & 137 \\ & 145 & 160 & 138 & 139 & 138 \\ \text { Sample 3: } & 82 & 60 & 83 & 82 & 82 \\ & 74 & 79 & 82 & 80 & 80 \end{array}