| Grade 0 | Grade 1 | Grade 2 | Grade 3 | Subtotal | Average | p | ||||||
BD | C | BD | C | BD | C | BD | C | BD | C | BD | C | ||
LS | 21 | 12 | 9 | 15 | 1 | 5 | 2 | 1 | 33 | 33 | 0.5 | 0.85 | 0.06 |
LI | 20 | 14 | 10 | 9 | 4 | 6 | 1 | 3 | 35 | 32 | 0.6 | 0.94 | 0.53 |
RS | 16 | 10 | 9 | 11 | 6 | 8 | 4 | 4 | 35 | 33 | 0.9 | 1.18 | 0.64 |
RI | 13 | 16 | 10 | 12 | 5 | 5 | 4 | 2 | 32 | 35 | 1 | 0.8 | 0.83 |
Σ | 70 | 55 | 38 | 47 | 16 | 24 | 13 | 10 | 135 | 136 | 1 | 0.75 |
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