The events are given as 4-vectors : Energy, Px,Py,Pz.

MeV\c	Data	Monte Carlo
600	125911	131177
900	300000	129419
1050	300000	126223
1200	300000	123284
1350	300000	120759
1525	242294	115887
1642	246720	167428
1800	223114	263324
1940	213855	99522