C≤0.25 D
0.25 D < C ≤0.5 D
0.5 D < C ≤0.75 D
0.75 D < C ≤1 D
1 D < C ≤1.25 D
1.25 D < C ≤1.5 D
1.5 D < C ≤2 D
2 D < C ≤3 D
3 D < C ≤4 D
4 D < C ≤5 D
C> 5 D
Pre
%
16.5
30.8
17.6
8.8
6.6
6.0
6.0
4.4
1.6
1.1
0.5
n
30
56
32
16
12
11
11
8
3
2
1
1 week
%
51.6
24.7
14.8
4.9
1.6
0.5
1.1
0.5
0.0
0.0
0.0
n
94
45
27
9
3
1
2
1
0
0
0
1 month
%
52.7
26.4
10.4
4.9
1.6
3.3
0.5
0.0
0.0
0.0
0.0
n
96
48
19
9
3
6
1
0
0
0
0
3 months
%
54.4
23.6
9.3
7.7
3.3
1.1
0.5
0.0
0.0
0.0
0.0
n
99
43
17
14
6
2
1
0
0
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