1943

8.2

1985

7.0

1989

8.3

1930

7.3

1986

7.9

1972

8.7

1974

8.6

1950

6.1

1970

7.1

2015

0.0

1999

6.0

1973

6.9

2014

10.0

2002

5.2

1934

4.4

2001

6.8

1976

0.0

2019

0.0

2008

7.0

1970

6.8