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

MeV\c	Data	Monte Carlo
600	1963	16407
900	10909	15946
1050	4164	15703
1200	14972	15154
1350	9924	17908
1525	7303	17513
1642	8598	14125
1800	9053	29076
1940	10191	13296