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

MeV\c	Data	Monte Carlo
600	3767	26750
900	13653	26761
1050	9216	26589
1200	11748	26273
1350	7127	25681
1525	4420	24821
1642	4742	24153
1800	4332	58541
1940	4614	22561