4-1  4-2

4-3  4-4

4-5  4-6

4-7  4-8  4-9

4-10  4-11

4-12  4-13

4-14  4-15

4-16  4-17  4-18

4-19  4-20

4-21  4-22

4-23  4-24

4-25  4-26

4-27  4-28

4-29a  4-29b  4-30
4-31a  4-31b

4-32 4-33

4-34

4-35

4-36a  4-36b

4-37 4-38 4-39

4-40

4-41 4-42a 4-42b 4-43a 4-43b

4-44  4-45
4-46  4-47

4-48  4-49

4-50  4-51

4-52  4-53

4-54  4-55

4-56