8%

1 0% 

2 1% 

3 2% 

4 3% 

5 4% 

6 5% 

7 6% 

8 7% 

9 8% 

10 9% 

11 10% 

12 11% 

13 12% 

14 13% 

15 14% 

16 15% 

17 16% 

18 17% 

19 18% 

20 19% 

21 20° 