List   P1 P2 D C
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M≥0  M≤2.9 d≥0   d≤5 
M≥3  M≤3.9 d>5   d≤10 
M≥4  M≤4.9 d>10  d≤20 
M≥5  M≤5.9 d>20  d≤40 
M≥6  M≤6.9 d>40  d≤80 
M≥7  M≤7.9 d>80 d≤150
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