12 2
  1.50510 -0.35867
  0.73951 -0.28767
  0.66031 -0.18323
  0.80338  0.10968
  1.34838  0.14506
  2.15314 -0.42523
  0.88546  0.27237
  0.88546  0.27237
  1.00503 -0.35907
  0.68795  0.69553
  0.04258  1.24584
  0.12073  1.58293