1 
3(2.7%)
2 
5(4.5%)
3 
13(11.8%)
4 
4(3.6%)
5 
8(7.3%)
6 
2(1.8%)
7 
4(3.6%)
8 
3(2.7%)
9 
7(6.4%)
10 
5(4.5%)
11 
5(4.5%)
12 
6(5.5%)
13 
9(8.2%)
14 
16(14.5%)
15 
4(3.6%)
16 
8(7.3%)
17 
2(1.8%)
18 
6(5.5%)
Journal information