C1

C2

C3

C4

C1

1.1

2.3

2.1

2.5

C2

0.5

1

2.3

0.5

C3

0.5

0.5

1

0.5

C4

0.5

2

2.1

1.7

Total

2.6

5.8

7.5

5.2