4    3.3957727    16.840353
   4.7832527     2.490289    24.881222
   5.7198768    1.8383616    31.290854
   6.8399038    1.2865165     24.47497
   8.1792469    1.0022821    26.585133
   9.7808514   0.80742621    25.636589
   11.696071   0.49776313    11.821634
   13.986316   0.28054297   -10.362453
   16.725021  0.086101055    155.31107
          20   0.24715775    118.56892