damage	variety
1	3.9	A
2	4.05	A
3	4.25	A
4	3.6	B
5	4.2	B
6	4.05	B
7	3.85	B
8	4.15	C
9	4.6	C
10	4.15	C
11	4.4	C
12	3.35	D
13	3.8	D