1949

7.0

1951

6.4

1943

5.5

1944

5.6

1952

6.1

1943

6.4

1944

2.7

1949

6.1

1943

4.6

1943

6.2

1942

6.0

1946

6.5

1945

7.4

1951

7.1

1949

6.7

1952

4.8

1958

5.9

1949

6.2

1952

5.7

1951

4.0