db Y X
1 78.5 7 60
2 74.3 1 52
3 104.3 11 20
4 87.6 11 47
5 95.9 7 33
6 109.2 11 22
7 102.7 3 6
8 72.5 1 44
9 93.1 2 22
10 115.9 21 26
11 83.8 1 34
12 113.3 11 12
13 109.4 10 12