31-1

x1

1/1

31-2

x1

1/1

31-3

x1

1/1

31-4

x1

1/1

31-5

x1

1/1

31-6

x1

1/1

31-7

x1

1/1

31-8

x1

1/1

31-9

x1

1/1

31-10

x1

1/1