3.15743 -0.01396  3.28311 -0.01396  3.28310 -0.00349  3.15744 -0.00349 21.5
  3.17744  0.01855  3.20886  0.01855  3.20886  0.02902  3.17744  0.02902 21.5
  3.19526 -0.00110  3.22668 -0.00110  3.22668  0.00937  3.19526  0.00937 21.5