y           x             n 
      15.998      62.476          1.0 
      16.652      82.304          5.0 
      21.741      74.679          3.0 
       7.431      39.151          3.0 
      10.481      64.724          5.0 
      13.548      36.786          3.0 
      23.256      83.052          4.0 
      17.976      86.935          1.0  
      14.161      88.233          2.0 
       8.825      38.695          2.0 
      14.184      73.831          7.0 
      19.604      77.122          3.0 
      13.728      45.519          2.0 
      21.141      82.251          2.0 
      17.446      59.862          3.0 
       9.629      26.563          3.0 
      14.005      61.818          2.0 
       9.160      29.682          1.0 
      18.831      50.825          5.0 
       7.641      71.062          4.0 
      13.882      41.990          4.0 
       9.670      37.324          3.0 
      21.604      86.352          5.0 
      10.866      45.506          2.0 
      28.980      69.929          6.0 
      10.882      61.041          2.0 
      18.561      82.469          1.0 
      11.629      44.208          2.0 
      18.067      49.467          5.0 
      14.539      25.905          5.0 
      19.192      79.178          5.0 
      25.918      75.811          3.0 
      28.833      82.718          6.0 
      15.869      48.311          4.0 
      14.910      42.494          5.0 
       9.550      40.573          4.0 
      23.066      44.872          6.0 
      14.751      27.167          7.0