1-1

x1

1/1

1-2

x1

1/1

1-3

x1

1/1

1-4

x1

1/1

1-5

x1

1/1

1-6

x1

1/1

1-7

x1

1/1

1-8

x1

1/1

1-9

x1

1/1

1-10

x1

1/1