1^st generation N (events)

1^st generation b>

2^nd generation N (events)

2^nd generation b>

Burst + Spallation

427

6.3 ± 0.2

142

6.3 ± 0.3

Burst (BUR)

112

11.8 ± 1.2

100

7.0 ± 0.7

Spallation (SPA)

315

4.4 ± 0.2

42

4.7 ± 0.5

(BUR)/(SPA)

112/315 = 0.36

11.8/4.4 = 2.6

100/42 = 2.4

7.0/4.7 = 1.5

(BUR)/total

112/427 = 0.26

11.8/6.3 = 1.87

100/142 = 0.70

7.0/6.3 = 1.11