| Experiment I (Ref. [7] ) | Experiment II (Ref. [9] ) | Calculation |
BURST + Spallation | 427 | 4266 | 10,146 |
BURST (BUR) | 112 (26%) | 1015 (24%) | 1666 (16.4%) |
Spallation (SPA) | 315 | 3251 | 8480 |
(BUR)/(SPA) | 0.36 | 0.31 | 0.20 |