50   -6781.494   -4981.493
      51   -6768.188   -4981.593
      52   -6779.030   -4987.532
      53   -6791.018   -5056.869
      54   -6797.049   -5073.367
      55   -6774.905   -5112.129
      56   -6792.372   -5114.187
      57   -6850.566   -5135.947
      58   -6943.094   -5164.948
      59   -6943.916   -5162.462
      60   -6948.218   -5159.536
      61   -6947.452   -5094.139
      62   -6945.053   -5090.544
      63   -6900.135   -5012.678
      64   -6862.276   -4939.243
      65   -6860.819   -4939.606
      66   -6861.997   -4953.631
      67   -6855.392   -4951.449