Created with Raphaël 2.1.2201120122013201420152016201720182019
X
20%
−10
−5
5
10
15
20%
6
2
0
−1
−3
−1
0
1
5
4
7
12
15
16
16
14
12
13
19
20
14
10
4
3
10
14
14
9
4
0
−4
−4
−8
−10
−10
−5