number	information
21.0	
20.0	
19.0	
18.0	
17.0	
16.0	
15.0	
14.0	
13.0	
12.0	
11.0	
10.1	
10.0	
9.2	
9.1	
9.0	
8.2	
8.1	
8.0	
7.1	
6.0	
